diff --git a/administrator/components/com_banners/tmpl/banners/default.php b/administrator/components/com_banners/tmpl/banners/default.php
index 0f17f68c11818..7b24a58ff792c 100644
--- a/administrator/components/com_banners/tmpl/banners/default.php
+++ b/administrator/components/com_banners/tmpl/banners/default.php
@@ -25,7 +25,7 @@
     ->useScript('multiselect');
 
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 $saveOrder = $listOrder == 'a.ordering';
diff --git a/administrator/components/com_banners/tmpl/clients/default.php b/administrator/components/com_banners/tmpl/clients/default.php
index 7d47f26e5afe4..36e8899c727ad 100644
--- a/administrator/components/com_banners/tmpl/clients/default.php
+++ b/administrator/components/com_banners/tmpl/clients/default.php
@@ -32,7 +32,7 @@
 ];
 
 $user       = $this->getCurrentUser();
-$userId     = $user->get('id');
+$userId     = $user->id;
 $listOrder  = $this->escape($this->state->get('list.ordering'));
 $listDirn   = $this->escape($this->state->get('list.direction'));
 $params     = $this->state->get('params') ?? new Registry();
@@ -107,7 +107,7 @@
                             <?php foreach ($this->items as $i => $item) :
                                 $canCreate  = $user->authorise('core.create', 'com_banners');
                                 $canEdit    = $user->authorise('core.edit', 'com_banners');
-                                $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->get('id') || is_null($item->checked_out);
+                                $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->id || is_null($item->checked_out);
                                 $canChange  = $user->authorise('core.edit.state', 'com_banners') && $canCheckin;
                                 ?>
                                 <tr class="row<?php echo $i % 2; ?>">
diff --git a/administrator/components/com_categories/tmpl/categories/default.php b/administrator/components/com_categories/tmpl/categories/default.php
index 4099dc9f610f0..0c8d3e62bad27 100644
--- a/administrator/components/com_categories/tmpl/categories/default.php
+++ b/administrator/components/com_categories/tmpl/categories/default.php
@@ -26,7 +26,7 @@
     ->useScript('multiselect');
 
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $extension = $this->escape($this->state->get('filter.extension'));
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
diff --git a/administrator/components/com_config/src/Model/ApplicationModel.php b/administrator/components/com_config/src/Model/ApplicationModel.php
index bd62fdd71b1ff..7f382e0349f9e 100644
--- a/administrator/components/com_config/src/Model/ApplicationModel.php
+++ b/administrator/components/com_config/src/Model/ApplicationModel.php
@@ -374,7 +374,7 @@ public function save($data)
 
             // Check that we aren't removing our Super User permission
             // Need to get groups from database, since they might have changed
-            $myGroups      = Access::getGroupsByUser($this->getCurrentUser()->get('id'));
+            $myGroups      = Access::getGroupsByUser($this->getCurrentUser()->id);
             $myRules       = $rules->getData();
             $hasSuperAdmin = $myRules['core.admin']->allow($myGroups);
 
diff --git a/administrator/components/com_contact/src/Service/HTML/Icon.php b/administrator/components/com_contact/src/Service/HTML/Icon.php
index 7955ec57bf3cb..9073e21a66395 100644
--- a/administrator/components/com_contact/src/Service/HTML/Icon.php
+++ b/administrator/components/com_contact/src/Service/HTML/Icon.php
@@ -118,7 +118,7 @@ public function edit($contact, $params, $attribs = [], $legacy = false)
             property_exists($contact, 'checked_out')
             && property_exists($contact, 'checked_out_time')
             && !\is_null($contact->checked_out)
-            && $contact->checked_out !== $user->get('id')
+            && $contact->checked_out !== $user->id
         ) {
             $checkoutUser = $this->getUserFactory()->loadUserById($contact->checked_out);
             $date         = HTMLHelper::_('date', $contact->checked_out_time);
diff --git a/administrator/components/com_contact/tmpl/contacts/default.php b/administrator/components/com_contact/tmpl/contacts/default.php
index e1f0039b806d2..83049cc92f6be 100644
--- a/administrator/components/com_contact/tmpl/contacts/default.php
+++ b/administrator/components/com_contact/tmpl/contacts/default.php
@@ -26,7 +26,7 @@
     ->useScript('multiselect');
 
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 $saveOrder = $listOrder == 'a.ordering';
diff --git a/administrator/components/com_content/src/Service/HTML/Icon.php b/administrator/components/com_content/src/Service/HTML/Icon.php
index be1bfc6a4dedd..fe1782260de47 100644
--- a/administrator/components/com_content/src/Service/HTML/Icon.php
+++ b/administrator/components/com_content/src/Service/HTML/Icon.php
@@ -104,7 +104,7 @@ public function edit($article, $params, $attribs = [], $legacy = false)
             property_exists($article, 'checked_out')
             && property_exists($article, 'checked_out_time')
             && !\is_null($article->checked_out)
-            && $article->checked_out != $user->get('id')
+            && $article->checked_out != $user->id
         ) {
             $checkoutUser = Factory::getUser($article->checked_out);
             $date         = HTMLHelper::_('date', $article->checked_out_time);
diff --git a/administrator/components/com_content/tmpl/articles/default.php b/administrator/components/com_content/tmpl/articles/default.php
index 7235fe934540f..72cb283302965 100644
--- a/administrator/components/com_content/tmpl/articles/default.php
+++ b/administrator/components/com_content/tmpl/articles/default.php
@@ -34,7 +34,7 @@
 
 $app       = Factory::getApplication();
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 $saveOrder = $listOrder == 'a.ordering';
diff --git a/administrator/components/com_content/tmpl/featured/default.php b/administrator/components/com_content/tmpl/featured/default.php
index 2465c9d1e21e5..048b8640421c0 100644
--- a/administrator/components/com_content/tmpl/featured/default.php
+++ b/administrator/components/com_content/tmpl/featured/default.php
@@ -34,7 +34,7 @@
 
 $app       = Factory::getApplication();
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 $saveOrder = $listOrder == 'fp.ordering';
diff --git a/administrator/components/com_fields/src/Table/FieldTable.php b/administrator/components/com_fields/src/Table/FieldTable.php
index b40fd9524c8cd..bdc72b9e212d7 100644
--- a/administrator/components/com_fields/src/Table/FieldTable.php
+++ b/administrator/components/com_fields/src/Table/FieldTable.php
@@ -181,14 +181,14 @@ public function check()
         if ($this->id) {
             // Existing item
             $this->modified_time = $date;
-            $this->modified_by   = $user->get('id');
+            $this->modified_by   = $user->id;
         } else {
             if (!(int) $this->modified_time) {
                 $this->modified_time = $this->created_time;
             }
 
             if (empty($this->created_user_id)) {
-                $this->created_user_id = $user->get('id');
+                $this->created_user_id = $user->id;
             }
 
             if (empty($this->modified_by)) {
diff --git a/administrator/components/com_fields/src/Table/GroupTable.php b/administrator/components/com_fields/src/Table/GroupTable.php
index e153f289ed0c0..abc0dd9879eee 100644
--- a/administrator/components/com_fields/src/Table/GroupTable.php
+++ b/administrator/components/com_fields/src/Table/GroupTable.php
@@ -116,14 +116,14 @@ public function check()
 
         if ($this->id) {
             $this->modified    = $date;
-            $this->modified_by = $user->get('id');
+            $this->modified_by = $user->id;
         } else {
             if (!(int) $this->modified) {
                 $this->modified = $this->created;
             }
 
             if (empty($this->created_by)) {
-                $this->created_by = $user->get('id');
+                $this->created_by = $user->id;
             }
 
             if (empty($this->modified_by)) {
diff --git a/administrator/components/com_fields/src/View/Field/HtmlView.php b/administrator/components/com_fields/src/View/Field/HtmlView.php
index 25d8167e20a2c..0191220f4f140 100644
--- a/administrator/components/com_fields/src/View/Field/HtmlView.php
+++ b/administrator/components/com_fields/src/View/Field/HtmlView.php
@@ -93,7 +93,7 @@ protected function addToolbar()
     {
         $component = $this->state->get('field.component');
         $section   = $this->state->get('field.section');
-        $userId    = $this->getCurrentUser()->get('id');
+        $userId    = $this->getCurrentUser()->id;
         $canDo     = $this->canDo;
         $toolbar   = Toolbar::getInstance();
 
diff --git a/administrator/components/com_fields/src/View/Group/HtmlView.php b/administrator/components/com_fields/src/View/Group/HtmlView.php
index e540aaa32c0f3..5a3f9a2cc71c6 100644
--- a/administrator/components/com_fields/src/View/Group/HtmlView.php
+++ b/administrator/components/com_fields/src/View/Group/HtmlView.php
@@ -114,7 +114,7 @@ protected function addToolbar()
             $component = $parts[0];
         }
 
-        $userId    = $this->getCurrentUser()->get('id');
+        $userId    = $this->getCurrentUser()->id;
         $canDo     = $this->canDo;
 
         $isNew      = ($this->item->id == 0);
diff --git a/administrator/components/com_fields/tmpl/fields/default.php b/administrator/components/com_fields/tmpl/fields/default.php
index 4dd23d088fc42..77b27cce1aa81 100644
--- a/administrator/components/com_fields/tmpl/fields/default.php
+++ b/administrator/components/com_fields/tmpl/fields/default.php
@@ -29,7 +29,7 @@
 
 $app       = Factory::getApplication();
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $context   = $this->escape($this->state->get('filter.context'));
 $component = $this->state->get('filter.component');
 $section   = $this->state->get('filter.section');
diff --git a/administrator/components/com_fields/tmpl/groups/default.php b/administrator/components/com_fields/tmpl/groups/default.php
index fef9087f777a7..d72ad1d5cb4c9 100644
--- a/administrator/components/com_fields/tmpl/groups/default.php
+++ b/administrator/components/com_fields/tmpl/groups/default.php
@@ -28,7 +28,7 @@
 
 $app       = Factory::getApplication();
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 
 $component = '';
 $parts     = FieldsHelper::extract($this->state->get('filter.context'));
diff --git a/administrator/components/com_finder/src/Model/IndexModel.php b/administrator/components/com_finder/src/Model/IndexModel.php
index 75ea94cbcffa7..941c9976b8f41 100644
--- a/administrator/components/com_finder/src/Model/IndexModel.php
+++ b/administrator/components/com_finder/src/Model/IndexModel.php
@@ -441,7 +441,7 @@ public function publish(&$pks, $value = 1)
         }
 
         // Attempt to change the state of the records.
-        if (!$table->publish($pks, $value, $user->get('id'))) {
+        if (!$table->publish($pks, $value, $user->id)) {
             $this->setError($table->getError());
 
             return false;
diff --git a/administrator/components/com_finder/src/Model/MapsModel.php b/administrator/components/com_finder/src/Model/MapsModel.php
index b256927f00087..312ed7699eba3 100644
--- a/administrator/components/com_finder/src/Model/MapsModel.php
+++ b/administrator/components/com_finder/src/Model/MapsModel.php
@@ -335,7 +335,7 @@ public function publish(&$pks, $value = 1)
         }
 
         // Attempt to change the state of the records.
-        if (!$table->publish($pks, $value, $user->get('id'))) {
+        if (!$table->publish($pks, $value, $user->id)) {
             $this->setError($table->getError());
 
             return false;
diff --git a/administrator/components/com_finder/tmpl/filters/default.php b/administrator/components/com_finder/tmpl/filters/default.php
index 0e8c7d0da6e6b..a75c842ed8ec5 100644
--- a/administrator/components/com_finder/tmpl/filters/default.php
+++ b/administrator/components/com_finder/tmpl/filters/default.php
@@ -18,7 +18,7 @@
 /** @var \Joomla\Component\Finder\Administrator\View\Filters\HtmlView $this */
 
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 
diff --git a/administrator/components/com_guidedtours/tmpl/steps/default.php b/administrator/components/com_guidedtours/tmpl/steps/default.php
index 459007fdc8089..97a0217a49c86 100644
--- a/administrator/components/com_guidedtours/tmpl/steps/default.php
+++ b/administrator/components/com_guidedtours/tmpl/steps/default.php
@@ -27,7 +27,7 @@
     ->useScript('multiselect');
 
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 $saveOrder = $listOrder == 'a.ordering';
diff --git a/administrator/components/com_guidedtours/tmpl/tours/default.php b/administrator/components/com_guidedtours/tmpl/tours/default.php
index aa456fa3fb493..6b1f349b562f2 100644
--- a/administrator/components/com_guidedtours/tmpl/tours/default.php
+++ b/administrator/components/com_guidedtours/tmpl/tours/default.php
@@ -34,7 +34,7 @@
 }
 
 $user = $app->getIdentity();
-$userId = $user->get('id');
+$userId = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn = $this->escape($this->state->get('list.direction'));
 $saveOrder = $listOrder == 'a.ordering';
diff --git a/administrator/components/com_installer/tmpl/updatesites/default.php b/administrator/components/com_installer/tmpl/updatesites/default.php
index b1736234e47e8..be5c1e9f25249 100644
--- a/administrator/components/com_installer/tmpl/updatesites/default.php
+++ b/administrator/components/com_installer/tmpl/updatesites/default.php
@@ -23,7 +23,7 @@
     ->useScript('multiselect');
 
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 ?>
diff --git a/administrator/components/com_menus/src/View/Item/HtmlView.php b/administrator/components/com_menus/src/View/Item/HtmlView.php
index 028f73b052b1f..21208cab7ab81 100644
--- a/administrator/components/com_menus/src/View/Item/HtmlView.php
+++ b/administrator/components/com_menus/src/View/Item/HtmlView.php
@@ -141,7 +141,7 @@ protected function addToolbar()
 
         $user       = $this->getCurrentUser();
         $isNew      = ($this->item->id == 0);
-        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->get('id'));
+        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->id);
         $canDo      = $this->canDo;
         $clientId   = $this->state->get('item.client_id', 0);
         $toolbar    = Toolbar::getInstance();
@@ -229,7 +229,7 @@ protected function addModalToolbar()
     {
         $user       = $this->getCurrentUser();
         $isNew      = ($this->item->id == 0);
-        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->get('id'));
+        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->id);
         $canDo      = $this->canDo;
         $toolbar    = Toolbar::getInstance();
 
diff --git a/administrator/components/com_menus/tmpl/items/default.php b/administrator/components/com_menus/tmpl/items/default.php
index 0d13a218052d7..f2b5971bd021c 100644
--- a/administrator/components/com_menus/tmpl/items/default.php
+++ b/administrator/components/com_menus/tmpl/items/default.php
@@ -28,7 +28,7 @@
 
 $user      = $this->getCurrentUser();
 $app       = Factory::getApplication();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 $ordering  = ($listOrder == 'a.lft');
@@ -109,7 +109,7 @@
                             $orderkey = array_search($item->id, $this->ordering[$item->parent_id]);
                             $canCreate = $user->authorise('core.create', 'com_menus.menu.' . $item->menutype_id);
                             $canEdit = $user->authorise('core.edit', 'com_menus.menu.' . $item->menutype_id);
-                            $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->get('id') || is_null($item->checked_out);
+                            $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->id || is_null($item->checked_out);
                             $canChange = $user->authorise('core.edit.state', 'com_menus.menu.' . $item->menutype_id) && $canCheckin;
 
                             // Get the parents of item for sorting
diff --git a/administrator/components/com_messages/src/Model/ConfigModel.php b/administrator/components/com_messages/src/Model/ConfigModel.php
index 4b0d3ae9ebc66..692299e83bceb 100644
--- a/administrator/components/com_messages/src/Model/ConfigModel.php
+++ b/administrator/components/com_messages/src/Model/ConfigModel.php
@@ -43,7 +43,7 @@ protected function populateState()
     {
         $user = $this->getCurrentUser();
 
-        $this->setState('user.id', $user->get('id'));
+        $this->setState('user.id', $user->id);
 
         // Load the parameters.
         $params = ComponentHelper::getParams('com_messages');
diff --git a/administrator/components/com_messages/src/Model/MessageModel.php b/administrator/components/com_messages/src/Model/MessageModel.php
index 534a353cf4c8a..b4547ca06250e 100644
--- a/administrator/components/com_messages/src/Model/MessageModel.php
+++ b/administrator/components/com_messages/src/Model/MessageModel.php
@@ -69,7 +69,7 @@ protected function populateState()
         $input = Factory::getApplication()->getInput();
 
         $user  = $this->getCurrentUser();
-        $this->setState('user.id', $user->get('id'));
+        $this->setState('user.id', $user->id);
 
         $messageId = (int) $input->getInt('message_id');
         $this->setState('message.id', $messageId);
@@ -300,7 +300,7 @@ public function save($data)
 
         // Assign empty values.
         if (empty($table->user_id_from)) {
-            $table->user_id_from = $this->getCurrentUser()->get('id');
+            $table->user_id_from = $this->getCurrentUser()->id;
         }
 
         if ((int) $table->date_time == 0) {
@@ -366,7 +366,7 @@ public function save($data)
             $app      = Factory::getApplication();
             $linkMode = $app->get('force_ssl', 0) >= 1 ? Route::TLS_FORCE : Route::TLS_IGNORE;
             $sitename = $app->get('sitename');
-            $fromName = $fromUser->get('name');
+            $fromName = $fromUser->name;
             $siteURL  = Route::link(
                 'administrator',
                 'index.php?option=com_messages&view=message&message_id=' . $table->message_id,
diff --git a/administrator/components/com_messages/src/Model/MessagesModel.php b/administrator/components/com_messages/src/Model/MessagesModel.php
index 0d2494ce3ead9..08a68ea249846 100644
--- a/administrator/components/com_messages/src/Model/MessagesModel.php
+++ b/administrator/components/com_messages/src/Model/MessagesModel.php
@@ -109,7 +109,7 @@ protected function getListQuery()
         $db    = $this->getDatabase();
         $query = $db->getQuery(true);
         $user  = $this->getCurrentUser();
-        $id    = (int) $user->get('id');
+        $id    = (int) $user->id;
 
         // Select the required fields from the table.
         $query->select(
diff --git a/administrator/components/com_modules/src/View/Module/HtmlView.php b/administrator/components/com_modules/src/View/Module/HtmlView.php
index 52c22cbe56b08..3b1c84d9924de 100644
--- a/administrator/components/com_modules/src/View/Module/HtmlView.php
+++ b/administrator/components/com_modules/src/View/Module/HtmlView.php
@@ -114,7 +114,7 @@ protected function addToolbar()
 
         $user       = $this->getCurrentUser();
         $isNew      = ($this->item->id == 0);
-        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->get('id'));
+        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->id);
         $canDo      = $this->canDo;
         $toolbar    = Toolbar::getInstance();
 
diff --git a/administrator/components/com_modules/tmpl/modules/default.php b/administrator/components/com_modules/tmpl/modules/default.php
index c7822b3c86f04..5928d7c24d6e3 100644
--- a/administrator/components/com_modules/tmpl/modules/default.php
+++ b/administrator/components/com_modules/tmpl/modules/default.php
@@ -95,7 +95,7 @@
                     $ordering   = ($listOrder == 'a.ordering');
                     $canCreate  = $user->authorise('core.create', 'com_modules');
                     $canEdit    = $user->authorise('core.edit', 'com_modules.module.' . $item->id);
-                    $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->get('id') || is_null($item->checked_out);
+                    $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->id || is_null($item->checked_out);
                     $canChange  = $user->authorise('core.edit.state', 'com_modules.module.' . $item->id) && $canCheckin;
                     ?>
                     <tr class="row<?php echo $i % 2; ?>" data-draggable-group="<?php echo $item->position ?: 'none'; ?>">
diff --git a/administrator/components/com_newsfeeds/src/Model/NewsfeedModel.php b/administrator/components/com_newsfeeds/src/Model/NewsfeedModel.php
index 5fccfccf5154c..b165d3134b4b2 100644
--- a/administrator/components/com_newsfeeds/src/Model/NewsfeedModel.php
+++ b/administrator/components/com_newsfeeds/src/Model/NewsfeedModel.php
@@ -320,7 +320,7 @@ protected function prepareTable($table)
         } else {
             // Set the values
             $table->modified    = $date->toSql();
-            $table->modified_by = $user->get('id');
+            $table->modified_by = $user->id;
         }
 
         // Increment the content version number.
diff --git a/administrator/components/com_newsfeeds/src/Table/NewsfeedTable.php b/administrator/components/com_newsfeeds/src/Table/NewsfeedTable.php
index 327afc27bbd08..6207b270a5efa 100644
--- a/administrator/components/com_newsfeeds/src/Table/NewsfeedTable.php
+++ b/administrator/components/com_newsfeeds/src/Table/NewsfeedTable.php
@@ -150,12 +150,12 @@ public function store($updateNulls = true)
 
         if ($this->id) {
             // Existing item
-            $this->modified_by = $user->get('id');
+            $this->modified_by = $user->id;
             $this->modified    = $date->toSql();
         } else {
             // Field created_by can be set by the user, so we don't touch it if it's set.
             if (empty($this->created_by)) {
-                $this->created_by = $user->get('id');
+                $this->created_by = $user->id;
             }
 
             if (!(int) $this->modified) {
diff --git a/administrator/components/com_newsfeeds/src/View/Newsfeed/HtmlView.php b/administrator/components/com_newsfeeds/src/View/Newsfeed/HtmlView.php
index 8f35fe1752b2b..f1d19c7e52389 100644
--- a/administrator/components/com_newsfeeds/src/View/Newsfeed/HtmlView.php
+++ b/administrator/components/com_newsfeeds/src/View/Newsfeed/HtmlView.php
@@ -119,7 +119,7 @@ protected function addToolbar()
 
         $user       = $this->getCurrentUser();
         $isNew      = ($this->item->id == 0);
-        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->get('id'));
+        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->id);
         $toolbar    = Toolbar::getInstance();
 
         // Since we don't track these assets at the item level, use the category id.
diff --git a/administrator/components/com_newsfeeds/tmpl/newsfeeds/default.php b/administrator/components/com_newsfeeds/tmpl/newsfeeds/default.php
index 62e076e7a0fe1..5b1cf424eb896 100644
--- a/administrator/components/com_newsfeeds/tmpl/newsfeeds/default.php
+++ b/administrator/components/com_newsfeeds/tmpl/newsfeeds/default.php
@@ -98,7 +98,7 @@
                             $ordering   = ($listOrder == 'a.ordering');
                             $canCreate  = $user->authorise('core.create', 'com_newsfeeds.category.' . $item->catid);
                             $canEdit    = $user->authorise('core.edit', 'com_newsfeeds.category.' . $item->catid);
-                            $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->get('id') || is_null($item->checked_out);
+                            $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->id || is_null($item->checked_out);
                             $canEditOwn = $user->authorise('core.edit.own', 'com_newsfeeds.category.' . $item->catid) && $item->created_by == $user->id;
                             $canChange  = $user->authorise('core.edit.state', 'com_newsfeeds.category.' . $item->catid) && $canCheckin;
                             ?>
diff --git a/administrator/components/com_plugins/tmpl/plugins/default.php b/administrator/components/com_plugins/tmpl/plugins/default.php
index 41ffb97566232..f56129c5dacd5 100644
--- a/administrator/components/com_plugins/tmpl/plugins/default.php
+++ b/administrator/components/com_plugins/tmpl/plugins/default.php
@@ -82,7 +82,7 @@
                 <?php foreach ($this->items as $i => $item) :
                     $ordering   = ($listOrder == 'ordering');
                     $canEdit    = $user->authorise('core.edit', 'com_plugins');
-                    $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->get('id') || is_null($item->checked_out);
+                    $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->id || is_null($item->checked_out);
                     $canChange  = $user->authorise('core.edit.state', 'com_plugins') && $canCheckin;
                     ?>
                     <tr class="row<?php echo $i % 2; ?>" data-draggable-group="<?php echo $item->folder; ?>">
diff --git a/administrator/components/com_scheduler/tmpl/tasks/default.php b/administrator/components/com_scheduler/tmpl/tasks/default.php
index e2ecc581c7736..93d538ff17dfc 100644
--- a/administrator/components/com_scheduler/tmpl/tasks/default.php
+++ b/administrator/components/com_scheduler/tmpl/tasks/default.php
@@ -52,7 +52,7 @@
 }
 
 $user = $app->getIdentity();
-$userId = $user->get('id');
+$userId = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn = $this->escape($this->state->get('list.direction'));
 $saveOrder = $listOrder == 'a.ordering';
diff --git a/administrator/components/com_tags/src/Table/TagTable.php b/administrator/components/com_tags/src/Table/TagTable.php
index 76eaad2d792f9..8c45f4a957a51 100644
--- a/administrator/components/com_tags/src/Table/TagTable.php
+++ b/administrator/components/com_tags/src/Table/TagTable.php
@@ -174,7 +174,7 @@ public function store($updateNulls = true)
 
         if ($this->id) {
             // Existing item
-            $this->modified_user_id = $user->get('id');
+            $this->modified_user_id = $user->id;
             $this->modified_time    = $date->toSql();
         } else {
             // New tag. A tag created and created_by field can be set by the user,
@@ -184,7 +184,7 @@ public function store($updateNulls = true)
             }
 
             if (empty($this->created_user_id)) {
-                $this->created_user_id = $user->get('id');
+                $this->created_user_id = $user->id;
             }
 
             if (!(int) $this->modified_time) {
diff --git a/administrator/components/com_tags/src/View/Tag/HtmlView.php b/administrator/components/com_tags/src/View/Tag/HtmlView.php
index 0db1c2d0ed746..40eedb510832c 100644
--- a/administrator/components/com_tags/src/View/Tag/HtmlView.php
+++ b/administrator/components/com_tags/src/View/Tag/HtmlView.php
@@ -102,7 +102,7 @@ protected function addToolbar()
         Factory::getApplication()->getInput()->set('hidemainmenu', true);
 
         $user       = $this->getCurrentUser();
-        $userId     = $user->get('id');
+        $userId     = $user->id;
         $isNew      = ($this->item->id == 0);
         $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $userId);
         $toolbar    = Toolbar::getInstance();
diff --git a/administrator/components/com_tags/tmpl/tags/default.php b/administrator/components/com_tags/tmpl/tags/default.php
index 3de7be6294eaf..a3b20bea037f1 100644
--- a/administrator/components/com_tags/tmpl/tags/default.php
+++ b/administrator/components/com_tags/tmpl/tags/default.php
@@ -28,7 +28,7 @@
 
 $app       = Factory::getApplication();
 $user      = $this->getCurrentUser();
-$userId    = $user->get('id');
+$userId    = $user->id;
 $listOrder = $this->escape($this->state->get('list.ordering'));
 $listDirn  = $this->escape($this->state->get('list.direction'));
 $saveOrder = ($listOrder == 'a.lft' && strtolower($listDirn) == 'asc');
@@ -136,7 +136,7 @@
                     $orderkey   = array_search($item->id, $this->ordering[$item->parent_id]);
                     $canCreate  = $user->authorise('core.create', 'com_tags');
                     $canEdit    = $user->authorise('core.edit', 'com_tags');
-                    $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->get('id') || is_null($item->checked_out);
+                    $canCheckin = $user->authorise('core.manage', 'com_checkin') || $item->checked_out == $user->id || is_null($item->checked_out);
                     $canChange  = $user->authorise('core.edit.state', 'com_tags') && $canCheckin;
 
                     // Get the parents of item for sorting
diff --git a/administrator/components/com_users/src/Model/GroupModel.php b/administrator/components/com_users/src/Model/GroupModel.php
index 6c90f55193572..57d0cfa73538c 100644
--- a/administrator/components/com_users/src/Model/GroupModel.php
+++ b/administrator/components/com_users/src/Model/GroupModel.php
@@ -197,7 +197,7 @@ public function save($data)
          */
         if ($iAmSuperAdmin) {
             // Next, are we a member of the current group?
-            $myGroups = Access::getGroupsByUser($this->getCurrentUser()->get('id'), false);
+            $myGroups = Access::getGroupsByUser($this->getCurrentUser()->id, false);
 
             if (\in_array($data['id'], $myGroups)) {
                 // Now, would we have super admin permissions without the current group?
@@ -243,7 +243,7 @@ public function delete(&$pks)
         // Typecast variable.
         $pks        = (array) $pks;
         $user       = $this->getCurrentUser();
-        $groups     = Access::getGroupsByUser($user->get('id'));
+        $groups     = Access::getGroupsByUser($user->id);
         $context    = $this->option . '.' . $this->name;
         $dispatcher = $this->getDispatcher();
 
diff --git a/administrator/components/com_users/src/Model/UserModel.php b/administrator/components/com_users/src/Model/UserModel.php
index cdbbd8ed9baef..324e3220335f8 100644
--- a/administrator/components/com_users/src/Model/UserModel.php
+++ b/administrator/components/com_users/src/Model/UserModel.php
@@ -252,7 +252,7 @@ public function save($data)
         }
 
         // Make sure that we are not removing ourself from Super Admin group
-        if ($iAmSuperAdmin && $my->get('id') == $pk) {
+        if ($iAmSuperAdmin && $my->id == $pk) {
             // Check that at least one of our new groups is Super Admin
             $stillSuperAdmin = false;
             $myNewGroups     = $data['groups'];
@@ -388,7 +388,7 @@ public function block(&$pks, $value = 1)
 
         // Access checks.
         foreach ($pks as $i => $pk) {
-            if ($value == 1 && $pk == $user->get('id')) {
+            if ($value == 1 && $pk == $user->id) {
                 // Cannot block yourself.
                 unset($pks[$i]);
                 Factory::getApplication()->enqueueMessage(Text::_('COM_USERS_USERS_ERROR_CANNOT_BLOCK_SELF'), 'error');
diff --git a/administrator/components/com_users/src/Table/NoteTable.php b/administrator/components/com_users/src/Table/NoteTable.php
index 8a6c393a99a42..acd6bddb652da 100644
--- a/administrator/components/com_users/src/Table/NoteTable.php
+++ b/administrator/components/com_users/src/Table/NoteTable.php
@@ -67,7 +67,7 @@ public function __construct(DatabaseDriver $db, DispatcherInterface $dispatcher
     public function store($updateNulls = true)
     {
         $date   = Factory::getDate()->toSql();
-        $userId = $this->getCurrentUser()->get('id');
+        $userId = $this->getCurrentUser()->id;
 
         if (!((int) $this->review_time)) {
             $this->review_time = null;
diff --git a/administrator/components/com_users/src/View/Note/HtmlView.php b/administrator/components/com_users/src/View/Note/HtmlView.php
index be207e6fdee66..526557ca36926 100644
--- a/administrator/components/com_users/src/View/Note/HtmlView.php
+++ b/administrator/components/com_users/src/View/Note/HtmlView.php
@@ -96,7 +96,7 @@ protected function addToolbar()
 
         $user       = $this->getCurrentUser();
         $isNew      = ($this->item->id == 0);
-        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->get('id'));
+        $checkedOut = !(\is_null($this->item->checked_out) || $this->item->checked_out == $user->id);
         $toolbar    = Toolbar::getInstance();
 
         // Since we don't track these assets at the item level, use the category id.
diff --git a/administrator/components/com_users/tmpl/notes/default.php b/administrator/components/com_users/tmpl/notes/default.php
index 0def9e35d2696..fa64f4e57220f 100644
--- a/administrator/components/com_users/tmpl/notes/default.php
+++ b/administrator/components/com_users/tmpl/notes/default.php
@@ -70,7 +70,7 @@
                     <tbody>
                     <?php foreach ($this->items as $i => $item) :
                         $canEdit    = $user->authorise('core.edit', 'com_users.category.' . $item->catid);
-                        $canCheckin = $user->authorise('core.admin', 'com_checkin') || $item->checked_out == $user->get('id') || is_null($item->checked_out);
+                        $canCheckin = $user->authorise('core.admin', 'com_checkin') || $item->checked_out == $user->id || is_null($item->checked_out);
                         $canChange  = $user->authorise('core.edit.state', 'com_users.category.' . $item->catid) && $canCheckin;
                         $subject    = $item->subject ?: Text::_('COM_USERS_EMPTY_SUBJECT');
                         ?>
diff --git a/administrator/modules/mod_latest/src/Helper/LatestHelper.php b/administrator/modules/mod_latest/src/Helper/LatestHelper.php
index f0db28fd79eaa..617d70fd8dd50 100644
--- a/administrator/modules/mod_latest/src/Helper/LatestHelper.php
+++ b/administrator/modules/mod_latest/src/Helper/LatestHelper.php
@@ -66,7 +66,7 @@ public static function getList(Registry $params, ArticlesModel $model)
         }
 
         // Set User Filter.
-        $userId = $user->get('id');
+        $userId = $user->id;
 
         switch ($params->get('user_id', '0')) {
             case 'by_me':
diff --git a/administrator/modules/mod_popular/src/Helper/PopularHelper.php b/administrator/modules/mod_popular/src/Helper/PopularHelper.php
index ec089cdb54ae9..926196117773e 100644
--- a/administrator/modules/mod_popular/src/Helper/PopularHelper.php
+++ b/administrator/modules/mod_popular/src/Helper/PopularHelper.php
@@ -58,7 +58,7 @@ public static function getList(Registry $params, ArticlesModel $model)
         }
 
         // Set User Filter.
-        $userId = $user->get('id');
+        $userId = $user->id;
 
         switch ($params->get('user_id', '0')) {
             case 'by_me':
diff --git a/components/com_config/src/Model/FormModel.php b/components/com_config/src/Model/FormModel.php
index fa0ec9fd8de62..cf96ceeb35614 100644
--- a/components/com_config/src/Model/FormModel.php
+++ b/components/com_config/src/Model/FormModel.php
@@ -63,7 +63,7 @@ public function checkin($pk = null)
             }
 
             // Check if this is the user has previously checked out the row.
-            if (!\is_null($table->checked_out) && $table->checked_out != $user->get('id') && !$user->authorise('core.admin', 'com_checkin')) {
+            if (!\is_null($table->checked_out) && $table->checked_out != $user->id && !$user->authorise('core.admin', 'com_checkin')) {
                 throw new \RuntimeException($table->getError());
             }
 
@@ -99,12 +99,12 @@ public function checkout($pk = null)
             }
 
             // Check if this is the user having previously checked out the row.
-            if (!\is_null($table->checked_out) && $table->checked_out != $user->get('id')) {
+            if (!\is_null($table->checked_out) && $table->checked_out != $user->id) {
                 throw new \RuntimeException(Text::_('JLIB_APPLICATION_ERROR_CHECKOUT_USER_MISMATCH'));
             }
 
             // Attempt to check the row out.
-            if (!$table->checkOut($user->get('id'), $pk)) {
+            if (!$table->checkOut($user->id, $pk)) {
                 throw new \RuntimeException($table->getError());
             }
         }
diff --git a/components/com_contact/src/Controller/ContactController.php b/components/com_contact/src/Controller/ContactController.php
index 9c2bb4cdcaa22..bbf476d0ada65 100644
--- a/components/com_contact/src/Controller/ContactController.php
+++ b/components/com_contact/src/Controller/ContactController.php
@@ -247,7 +247,7 @@ private function _sendEmail($data, $contact, $emailCopyToSender)
 
         if ($contact->email_to == '' && $contact->user_id != 0) {
             $contact_user      = $this->getUserFactory()->loadUserById($contact->user_id);
-            $contact->email_to = $contact_user->get('email');
+            $contact->email_to = $contact_user->email;
         }
 
         $templateData = [
diff --git a/components/com_content/src/Controller/ArticleController.php b/components/com_content/src/Controller/ArticleController.php
index 2b7bc43a9d61e..3a3e3d985f230 100644
--- a/components/com_content/src/Controller/ArticleController.php
+++ b/components/com_content/src/Controller/ArticleController.php
@@ -147,7 +147,7 @@ protected function allowEdit($data = [], $key = 'id')
             }
 
             // Grant if current user is owner of the record
-            return $user->get('id') == $record->created_by;
+            return $user->id == $record->created_by;
         }
 
         return false;
diff --git a/components/com_content/src/Controller/DisplayController.php b/components/com_content/src/Controller/DisplayController.php
index 20ede3f6f5510..6f5eba7707eec 100644
--- a/components/com_content/src/Controller/DisplayController.php
+++ b/components/com_content/src/Controller/DisplayController.php
@@ -79,7 +79,7 @@ public function display($cachable = false, $urlparams = false)
         $user = $this->app->getIdentity();
 
         if (
-            $user->get('id')
+            $user->id
             || ($this->input->getMethod() === 'POST'
             && (($vName === 'category' && $this->input->get('layout') !== 'blog') || $vName === 'archive'))
         ) {
diff --git a/components/com_content/src/Model/ArticleModel.php b/components/com_content/src/Model/ArticleModel.php
index 5a2114607363e..dd64c43756e0b 100644
--- a/components/com_content/src/Model/ArticleModel.php
+++ b/components/com_content/src/Model/ArticleModel.php
@@ -232,8 +232,8 @@ public function getItem($pk = null)
                 $data->metadata = new Registry($data->metadata);
 
                 // Technically guest could edit an article, but lets not check that to improve performance a little.
-                if (!$user->get('guest')) {
-                    $userId = $user->get('id');
+                if (!$user->guest) {
+                    $userId = $user->id;
                     $asset  = 'com_content.article.' . $data->id;
 
                     // Check general edit permission first.
diff --git a/components/com_content/src/Model/ArticlesModel.php b/components/com_content/src/Model/ArticlesModel.php
index acda4d0217aa3..5a910eacf97d9 100644
--- a/components/com_content/src/Model/ArticlesModel.php
+++ b/components/com_content/src/Model/ArticlesModel.php
@@ -651,8 +651,8 @@ public function getItems()
         $items  = parent::getItems();
 
         $user   = $this->getCurrentUser();
-        $userId = $user->get('id');
-        $guest  = $user->get('guest');
+        $userId = $user->id;
+        $guest  = $user->guest;
         $groups = $user->getAuthorisedViewLevels();
         $input  = Factory::getApplication()->getInput();
 
diff --git a/components/com_content/src/Model/FormModel.php b/components/com_content/src/Model/FormModel.php
index ee86d95c6e011..4119f8d610e39 100644
--- a/components/com_content/src/Model/FormModel.php
+++ b/components/com_content/src/Model/FormModel.php
@@ -107,7 +107,7 @@ public function getItem($itemId = null)
 
         // Compute selected asset permissions.
         $user   = $this->getCurrentUser();
-        $userId = $user->get('id');
+        $userId = $user->id;
         $asset  = 'com_content.article.' . $value->id;
 
         // Check general edit permission first.
diff --git a/components/com_content/src/View/Article/HtmlView.php b/components/com_content/src/View/Article/HtmlView.php
index b67bbf701ce7b..4987934a81c1d 100644
--- a/components/com_content/src/View/Article/HtmlView.php
+++ b/components/com_content/src/View/Article/HtmlView.php
@@ -190,7 +190,7 @@ public function display($tpl = null)
          * NOTE: we do not recheck for no access-view + show_noauth disabled ... since it was checked above
          */
         if ($item->params->get('access-view') == false && !\strlen($item->fulltext)) {
-            if ($this->user->get('guest')) {
+            if ($this->user->guest) {
                 $return                = base64_encode(Uri::getInstance());
                 $login_url_with_return = Route::_('index.php?option=com_users&view=login&return=' . $return);
                 $app->enqueueMessage(Text::_('JERROR_ALERTNOAUTHOR'), 'notice');
diff --git a/components/com_content/tmpl/article/default.php b/components/com_content/tmpl/article/default.php
index e1be9259138d8..98782149a9d97 100644
--- a/components/com_content/tmpl/article/default.php
+++ b/components/com_content/tmpl/article/default.php
@@ -122,7 +122,7 @@
             <?php echo $this->loadTemplate('links'); ?>
         <?php endif; ?>
         <?php // Optional teaser intro text for guests ?>
-    <?php elseif ($params->get('show_noauth') == true && $user->get('guest')) : ?>
+    <?php elseif ($params->get('show_noauth') == true && $user->guest) : ?>
         <?php echo LayoutHelper::render('joomla.content.intro_image', $this->item); ?>
         <?php echo HTMLHelper::_('content.prepare', $this->item->introtext); ?>
         <?php // Optional link to let them register to see the whole article. ?>
diff --git a/components/com_finder/src/Model/SearchModel.php b/components/com_finder/src/Model/SearchModel.php
index acfbae9802bf5..a79fe746cf040 100644
--- a/components/com_finder/src/Model/SearchModel.php
+++ b/components/com_finder/src/Model/SearchModel.php
@@ -578,7 +578,7 @@ protected function populateState($ordering = null, $direction = null)
         $this->setState('params', $params);
 
         // Load the user state.
-        $this->setState('user.id', (int) $user->get('id'));
+        $this->setState('user.id', (int) $user->id);
         $this->setState('user.groups', $user->getAuthorisedViewLevels());
     }
 }
diff --git a/components/com_finder/src/Model/SuggestionsModel.php b/components/com_finder/src/Model/SuggestionsModel.php
index 7ae65bbf1920b..1aac034b46730 100644
--- a/components/com_finder/src/Model/SuggestionsModel.php
+++ b/components/com_finder/src/Model/SuggestionsModel.php
@@ -176,6 +176,6 @@ protected function populateState($ordering = null, $direction = null)
         $this->setState('params', $params);
 
         // Load the user state.
-        $this->setState('user.id', (int) $user->get('id'));
+        $this->setState('user.id', (int) $user->id);
     }
 }
diff --git a/components/com_tags/src/Controller/DisplayController.php b/components/com_tags/src/Controller/DisplayController.php
index d50b974a9b3e6..7af87d11cdad9 100644
--- a/components/com_tags/src/Controller/DisplayController.php
+++ b/components/com_tags/src/Controller/DisplayController.php
@@ -43,7 +43,7 @@ public function display($cachable = false, $urlparams = false)
         $vName = $this->input->get('view', 'tags');
         $this->input->set('view', $vName);
 
-        if ($user->get('id') || ($this->input->getMethod() === 'POST' && $vName === 'tags')) {
+        if ($user->id || ($this->input->getMethod() === 'POST' && $vName === 'tags')) {
             $cachable = false;
         }
 
diff --git a/components/com_users/src/Controller/DisplayController.php b/components/com_users/src/Controller/DisplayController.php
index 6cf720999980c..34571888ab1c6 100644
--- a/components/com_users/src/Controller/DisplayController.php
+++ b/components/com_users/src/Controller/DisplayController.php
@@ -54,7 +54,7 @@ public function display($cachable = false, $urlparams = false)
                     // If the user is already logged in, redirect to the profile page.
                     $user = $this->app->getIdentity();
 
-                    if ($user->get('guest') != 1) {
+                    if ($user->guest != 1) {
                         // Redirect to profile page.
                         $this->setRedirect(Route::_('index.php?option=com_users&view=profile', false));
 
@@ -78,7 +78,7 @@ public function display($cachable = false, $urlparams = false)
                     // If the user is a guest, redirect to the login page.
                     $user = $this->app->getIdentity();
 
-                    if ($user->get('guest') == 1) {
+                    if ($user->guest == 1) {
                         // Redirect to login page.
                         $this->setRedirect(Route::_('index.php?option=com_users&view=login', false));
 
@@ -98,7 +98,7 @@ public function display($cachable = false, $urlparams = false)
                     // If the user is already logged in, redirect to the profile page.
                     $user = $this->app->getIdentity();
 
-                    if ($user->get('guest') != 1) {
+                    if ($user->guest != 1) {
                         // Redirect to profile page.
                         $this->setRedirect(Route::_('index.php?option=com_users&view=profile', false));
 
diff --git a/components/com_users/src/Controller/ProfileController.php b/components/com_users/src/Controller/ProfileController.php
index 645a55ecdc58b..a874411eddd5b 100644
--- a/components/com_users/src/Controller/ProfileController.php
+++ b/components/com_users/src/Controller/ProfileController.php
@@ -39,7 +39,7 @@ public function edit()
     {
         $app         = $this->app;
         $user        = $this->app->getIdentity();
-        $loginUserId = (int) $user->get('id');
+        $loginUserId = (int) $user->id;
 
         // Get the current user id.
         $userId     = $this->input->getInt('user_id');
@@ -90,7 +90,7 @@ public function save()
         /** @var \Joomla\Component\Users\Site\Model\ProfileModel $model */
         $model  = $this->getModel('Profile', 'Site');
         $user   = $this->app->getIdentity();
-        $userId = (int) $user->get('id');
+        $userId = (int) $user->id;
 
         // Get the user data.
         $requestData = $app->getInput()->post->get('jform', [], 'array');
diff --git a/components/com_users/src/Controller/RegistrationController.php b/components/com_users/src/Controller/RegistrationController.php
index 7803077b2176a..93ec4f2169698 100644
--- a/components/com_users/src/Controller/RegistrationController.php
+++ b/components/com_users/src/Controller/RegistrationController.php
@@ -46,7 +46,7 @@ public function activate()
         $uParams = ComponentHelper::getParams('com_users');
 
         // Check for admin activation. Don't allow non-super-admin to delete a super admin
-        if ($uParams->get('useractivation') != 2 && $user->get('id')) {
+        if ($uParams->get('useractivation') != 2 && $user->id) {
             $this->setRedirect('index.php');
 
             return true;
diff --git a/components/com_users/src/Model/ProfileModel.php b/components/com_users/src/Model/ProfileModel.php
index 2746417a7a858..b3e09c60487bd 100644
--- a/components/com_users/src/Model/ProfileModel.php
+++ b/components/com_users/src/Model/ProfileModel.php
@@ -84,7 +84,7 @@ public function getData()
             $this->data = new User($userId);
 
             // Set the base user data.
-            $this->data->email1 = $this->data->get('email');
+            $this->data->email1 = $this->data->email;
 
             // Override the base user data with any data in the session.
             $temp = (array) Factory::getApplication()->getUserState('com_users.edit.profile.data', []);
@@ -220,7 +220,7 @@ protected function populateState()
 
         // Get the user id.
         $userId = Factory::getApplication()->getUserState('com_users.edit.profile.id');
-        $userId = !empty($userId) ? $userId : (int) $this->getCurrentUser()->get('id');
+        $userId = !empty($userId) ? $userId : (int) $this->getCurrentUser()->id;
 
         // Set the user id.
         $this->setState('user.id', $userId);
diff --git a/components/com_users/src/View/Login/HtmlView.php b/components/com_users/src/View/Login/HtmlView.php
index 25dbab1724748..116aa464e9bcd 100644
--- a/components/com_users/src/View/Login/HtmlView.php
+++ b/components/com_users/src/View/Login/HtmlView.php
@@ -133,7 +133,7 @@ public function display($tpl = null)
      */
     protected function prepareDocument()
     {
-        $login = (bool) $this->getCurrentUser()->get('guest');
+        $login = (bool) $this->getCurrentUser()->guest;
 
         // Because the application sets a default page title,
         // we need to get it from the menu item itself
diff --git a/components/com_users/tmpl/login/default.php b/components/com_users/tmpl/login/default.php
index 0fbcc008e8855..2e6aa5c037c10 100644
--- a/components/com_users/tmpl/login/default.php
+++ b/components/com_users/tmpl/login/default.php
@@ -14,7 +14,7 @@
 
 $cookieLogin = $this->user->get('cookieLogin');
 
-if (!empty($cookieLogin) || $this->user->get('guest')) {
+if (!empty($cookieLogin) || $this->user->guest) {
     // The user is not logged in or needs to provide a password.
     echo $this->loadTemplate('login');
 } else {
diff --git a/libraries/src/Application/AdministratorApplication.php b/libraries/src/Application/AdministratorApplication.php
index 672a206e4416c..ce33bc1528c4c 100644
--- a/libraries/src/Application/AdministratorApplication.php
+++ b/libraries/src/Application/AdministratorApplication.php
@@ -410,7 +410,7 @@ protected function render()
         $rootUser = $this->get('root_user');
 
         if (property_exists('\JConfig', 'root_user')) {
-            if (Factory::getUser()->get('username') === $rootUser || Factory::getUser()->id === (string) $rootUser) {
+            if ($this->getIdentity()->username === $rootUser || $this->getIdentity()->id === (string) $rootUser) {
                 $this->enqueueMessage(
                     Text::sprintf(
                         'JWARNING_REMOVE_ROOT_USER',
@@ -418,7 +418,7 @@ protected function render()
                     ),
                     'warning'
                 );
-            } elseif (Factory::getUser()->authorise('core.admin')) {
+            } elseif ($this->getIdentity()->authorise('core.admin')) {
                 // Show this message to superusers too
                 $this->enqueueMessage(
                     Text::sprintf(
@@ -487,7 +487,7 @@ public function findOption(): string
          * request to go through. Otherwise we force com_login to be loaded, letting the user (re)try authenticating
          * with a user account that has the Backend Login privilege.
          */
-        if ($user->get('guest') || !$user->authorise('core.login.admin')) {
+        if ($user->guest || !$user->authorise('core.login.admin')) {
             $option = \in_array($option, $this->allowedUnprivilegedOptions) ? $option : 'com_login';
         }
 
diff --git a/libraries/src/Application/CMSApplication.php b/libraries/src/Application/CMSApplication.php
index 2ea7735bbee92..0cc8877ebe4c8 100644
--- a/libraries/src/Application/CMSApplication.php
+++ b/libraries/src/Application/CMSApplication.php
@@ -368,7 +368,7 @@ public function execute()
      */
     protected function checkUserRequireReset($option, $view, $layout, $tasks)
     {
-        if (Factory::getUser()->get('requireReset', 0)) {
+        if ($this->getIdentity()->requireReset) {
             $redirect = false;
 
             /*
@@ -966,8 +966,8 @@ public function logout($userid = null, $options = [])
 
         // Build the credentials array.
         $parameters = [
-            'username' => $user->get('username'),
-            'id'       => $user->get('id'),
+            'username' => $user->username,
+            'id'       => $user->id,
         ];
 
         // Set clientid in the options array if it hasn't been set already and shared sessions are not enabled.
@@ -985,7 +985,7 @@ public function logout($userid = null, $options = [])
 
         // Check if any of the plugins failed. If none did, success.
         if (!\in_array(false, $results, true)) {
-            $options['username'] = $user->get('username');
+            $options['username'] = $user->username;
             $dispatcher->dispatch('onUserAfterLogout', new AfterLogoutEvent('onUserAfterLogout', [
                 'options' => $options,
                 'subject' => $parameters,
@@ -1065,7 +1065,7 @@ protected function render()
 
         $caching = false;
 
-        if ($this->isClient('site') && $this->get('caching') && $this->get('caching', 2) == 2 && !Factory::getUser()->get('id')) {
+        if ($this->isClient('site') && $this->get('caching') && $this->get('caching', 2) == 2 && !$this->getIdentity()->id) {
             $caching = true;
         }
 
diff --git a/libraries/src/Application/SiteApplication.php b/libraries/src/Application/SiteApplication.php
index 5450677e9209a..6b89a7602f0c9 100644
--- a/libraries/src/Application/SiteApplication.php
+++ b/libraries/src/Application/SiteApplication.php
@@ -113,7 +113,7 @@ protected function authorise($itemid)
         $user  = Factory::getUser();
 
         if (!$menus->authorise($itemid)) {
-            if ($user->get('id') == 0) {
+            if ($user->id == 0) {
                 // Set the data
                 $this->setUserState('users.login.form.data', ['return' => Uri::getInstance()->toString()]);
 
diff --git a/libraries/src/Component/ComponentHelper.php b/libraries/src/Component/ComponentHelper.php
index b7f0ca0294b82..0c127d3087d60 100644
--- a/libraries/src/Component/ComponentHelper.php
+++ b/libraries/src/Component/ComponentHelper.php
@@ -131,7 +131,7 @@ public static function filterText($text)
         // Filter settings
         $config     = static::getParams('com_config');
         $user       = Factory::getUser();
-        $userGroups = Access::getGroupsByUser($user->get('id'));
+        $userGroups = Access::getGroupsByUser($user->id);
 
         $filters = $config->get('filters');
 
diff --git a/libraries/src/HTML/Helpers/Grid.php b/libraries/src/HTML/Helpers/Grid.php
index 1c77f9bfe01c2..8dd523b468ece 100644
--- a/libraries/src/HTML/Helpers/Grid.php
+++ b/libraries/src/HTML/Helpers/Grid.php
@@ -138,7 +138,7 @@ public static function id($rowNum, $recId, $checkedOut = false, $name = 'cid', $
     public static function checkedOut(&$row, $i, $identifier = 'id')
     {
         $user   = Factory::getUser();
-        $userid = $user->get('id');
+        $userid = $user->id;
 
         if ($row instanceof Table) {
             $result = $row->isCheckedOut($userid);
diff --git a/libraries/src/Helper/ModuleHelper.php b/libraries/src/Helper/ModuleHelper.php
index 6ceb9e95e5dbe..7ded94f7d26b5 100644
--- a/libraries/src/Helper/ModuleHelper.php
+++ b/libraries/src/Helper/ModuleHelper.php
@@ -590,7 +590,7 @@ public static function moduleCache($module, $moduleparams, $cacheparams)
         $ownCacheDisabled = $moduleparams->get('owncache') === 0 || $moduleparams->get('owncache') === '0';
         $cacheDisabled    = $moduleparams->get('cache') === 0 || $moduleparams->get('cache') === '0';
 
-        if ($ownCacheDisabled || $cacheDisabled || $app->get('caching') == 0 || $user->get('id')) {
+        if ($ownCacheDisabled || $cacheDisabled || $app->get('caching') == 0 || $user->id) {
             $cache->setCaching(false);
         }
 
diff --git a/libraries/src/MVC/Model/AdminModel.php b/libraries/src/MVC/Model/AdminModel.php
index a2c92bab8b75c..d4bdd20547a27 100644
--- a/libraries/src/MVC/Model/AdminModel.php
+++ b/libraries/src/MVC/Model/AdminModel.php
@@ -1142,7 +1142,7 @@ public function publish(&$pks, $value = 1)
         }
 
         // Attempt to change the state of the records.
-        if (!$table->publish($pks, $value, $user->get('id'))) {
+        if (!$table->publish($pks, $value, $user->id)) {
             $this->setError($table->getError());
 
             return false;
diff --git a/libraries/src/MVC/Model/FormModel.php b/libraries/src/MVC/Model/FormModel.php
index 196b8b94e1a9a..301ba37787e6b 100644
--- a/libraries/src/MVC/Model/FormModel.php
+++ b/libraries/src/MVC/Model/FormModel.php
@@ -101,7 +101,7 @@ public function checkin($pk = null)
             $checkedOutField = $table->getColumnAlias('checked_out');
 
             // Check if this is the user having previously checked out the row.
-            if ($table->$checkedOutField > 0 && $table->$checkedOutField != $user->get('id') && !$user->authorise('core.manage', 'com_checkin')) {
+            if ($table->$checkedOutField > 0 && $table->$checkedOutField != $user->id && !$user->authorise('core.manage', 'com_checkin')) {
                 $this->setError(Text::_('JLIB_APPLICATION_ERROR_CHECKIN_USER_MISMATCH'));
 
                 return false;
@@ -160,14 +160,14 @@ public function checkout($pk = null)
             $checkedOutField = $table->getColumnAlias('checked_out');
 
             // Check if this is the user having previously checked out the row.
-            if ($table->$checkedOutField > 0 && $table->$checkedOutField != $user->get('id')) {
+            if ($table->$checkedOutField > 0 && $table->$checkedOutField != $user->id) {
                 $this->setError(Text::_('JLIB_APPLICATION_ERROR_CHECKOUT_USER_MISMATCH'));
 
                 return false;
             }
 
             // Attempt to check the row out.
-            if (!$table->checkOut($user->get('id'), $pk)) {
+            if (!$table->checkOut($user->id, $pk)) {
                 $this->setError($table->getError());
 
                 return false;
diff --git a/libraries/src/Session/Session.php b/libraries/src/Session/Session.php
index afd6ee44ff2f3..fc524839ffb08 100644
--- a/libraries/src/Session/Session.php
+++ b/libraries/src/Session/Session.php
@@ -100,7 +100,7 @@ public static function getFormToken($forceNew = false)
     {
         $user = Factory::getUser();
 
-        return ApplicationHelper::getHash($user->get('id', 0) . Factory::getApplication()->getSession()->getToken($forceNew));
+        return ApplicationHelper::getHash($user->id . Factory::getApplication()->getSession()->getToken($forceNew));
     }
 
     /**
diff --git a/libraries/src/Table/Category.php b/libraries/src/Table/Category.php
index c3fd1887c6fc0..0e14d4f6a0dff 100644
--- a/libraries/src/Table/Category.php
+++ b/libraries/src/Table/Category.php
@@ -241,7 +241,7 @@ public function store($updateNulls = true)
 
         if ($this->id) {
             // Existing category
-            $this->modified_user_id = $user->get('id');
+            $this->modified_user_id = $user->id;
             $this->modified_time    = $date;
         } else {
             if (!(int) ($this->modified_time)) {
@@ -250,7 +250,7 @@ public function store($updateNulls = true)
 
             // Field created_user_id can be set by the user, so we don't touch it if it's set.
             if (empty($this->created_user_id)) {
-                $this->created_user_id = $user->get('id');
+                $this->created_user_id = $user->id;
             }
 
             if (empty($this->modified_user_id)) {
diff --git a/libraries/src/Table/Content.php b/libraries/src/Table/Content.php
index 109cff6d2ec4b..8bf6d85248b50 100644
--- a/libraries/src/Table/Content.php
+++ b/libraries/src/Table/Content.php
@@ -328,12 +328,12 @@ public function store($updateNulls = true)
 
         if ($this->id) {
             // Existing item
-            $this->modified_by = $user->get('id');
+            $this->modified_by = $user->id;
             $this->modified    = $date;
         } else {
             // Field created_by can be set by the user, so we don't touch it if it's set.
             if (empty($this->created_by)) {
-                $this->created_by = $user->get('id');
+                $this->created_by = $user->id;
             }
 
             // Set modified to created date if not set
diff --git a/libraries/src/Table/CoreContent.php b/libraries/src/Table/CoreContent.php
index f2e8b87510b78..d394579b966bc 100644
--- a/libraries/src/Table/CoreContent.php
+++ b/libraries/src/Table/CoreContent.php
@@ -233,7 +233,7 @@ public function store($updateNulls = true)
         if ($this->core_content_id) {
             // Existing item
             $this->core_modified_time    = $date->toSql();
-            $this->core_modified_user_id = $user->get('id');
+            $this->core_modified_user_id = $user->id;
             $isNew                       = false;
         } else {
             // New content item. A content item core_created_time and core_created_user_id field can be set by the user,
@@ -243,7 +243,7 @@ public function store($updateNulls = true)
             }
 
             if (empty($this->core_created_user_id)) {
-                $this->core_created_user_id = $user->get('id');
+                $this->core_created_user_id = $user->id;
             }
 
             if (!(int) $this->core_modified_time) {
diff --git a/modules/mod_articles_latest/src/Helper/ArticlesLatestHelper.php b/modules/mod_articles_latest/src/Helper/ArticlesLatestHelper.php
index 926073bf0d60c..011e15d706e7b 100644
--- a/modules/mod_articles_latest/src/Helper/ArticlesLatestHelper.php
+++ b/modules/mod_articles_latest/src/Helper/ArticlesLatestHelper.php
@@ -68,7 +68,7 @@ public function getArticles(Registry $params, SiteApplication $app)
 
         // Access filter
         $access     = !ComponentHelper::getParams('com_content')->get('show_noauth');
-        $authorised = Access::getAuthorisedViewLevels($user->get('id'));
+        $authorised = Access::getAuthorisedViewLevels($user->id);
         $model->setState('filter.access', $access);
 
         // Category filter
@@ -78,7 +78,7 @@ public function getArticles(Registry $params, SiteApplication $app)
         $model->setState('filter.condition', 1);
 
         // User filter
-        $userId = $user->get('id');
+        $userId = $user->id;
 
         switch ($params->get('user_id')) {
             case 'by_me':
diff --git a/modules/mod_login/src/Helper/LoginHelper.php b/modules/mod_login/src/Helper/LoginHelper.php
index 3803fdb5685e7..990729c9cb8f1 100644
--- a/modules/mod_login/src/Helper/LoginHelper.php
+++ b/modules/mod_login/src/Helper/LoginHelper.php
@@ -62,7 +62,7 @@ public static function getType()
     {
         $user = Factory::getUser();
 
-        return (!$user->get('guest')) ? 'logout' : 'login';
+        return (!$user->guest) ? 'logout' : 'login';
     }
 
     /**
diff --git a/modules/mod_login/tmpl/default_logout.php b/modules/mod_login/tmpl/default_logout.php
index 1feee67430151..d4d3a983a7337 100644
--- a/modules/mod_login/tmpl/default_logout.php
+++ b/modules/mod_login/tmpl/default_logout.php
@@ -23,9 +23,9 @@
 <?php if ($params->get('greeting', 1)) : ?>
     <div class="mod-login-logout__login-greeting login-greeting">
     <?php if (!$params->get('name', 0)) : ?>
-        <?php echo Text::sprintf('MOD_LOGIN_HINAME', htmlspecialchars($user->get('name'), ENT_COMPAT, 'UTF-8')); ?>
+        <?php echo Text::sprintf('MOD_LOGIN_HINAME', htmlspecialchars($user->name, ENT_COMPAT, 'UTF-8')); ?>
     <?php else : ?>
-        <?php echo Text::sprintf('MOD_LOGIN_HINAME', htmlspecialchars($user->get('username'), ENT_COMPAT, 'UTF-8')); ?>
+        <?php echo Text::sprintf('MOD_LOGIN_HINAME', htmlspecialchars($user->username, ENT_COMPAT, 'UTF-8')); ?>
     <?php endif; ?>
     </div>
 <?php endif; ?>
diff --git a/plugins/content/joomla/src/Extension/Joomla.php b/plugins/content/joomla/src/Extension/Joomla.php
index 95f8523ada7c2..58d3d197b7a78 100644
--- a/plugins/content/joomla/src/Extension/Joomla.php
+++ b/plugins/content/joomla/src/Extension/Joomla.php
@@ -144,7 +144,7 @@ public function onContentAfterSave($context, $article, $isNew): void
                 $message = [
                     'user_id_to' => $user_id,
                     'subject'    => $lang->_('COM_CONTENT_NEW_ARTICLE'),
-                    'message'    => sprintf($lang->_('COM_CONTENT_ON_NEW_CONTENT'), $user->get('name'), $article->title),
+                    'message'    => sprintf($lang->_('COM_CONTENT_ON_NEW_CONTENT'), $user->name, $article->title),
                 ];
                 $model_message = $this->getApplication()->bootComponent('com_messages')->getMVCFactory()
                     ->createModel('Message', 'Administrator');
diff --git a/plugins/editors/tinymce/src/PluginTraits/GlobalFilters.php b/plugins/editors/tinymce/src/PluginTraits/GlobalFilters.php
index 009ec84e12567..e1ac4e4d4a5e1 100644
--- a/plugins/editors/tinymce/src/PluginTraits/GlobalFilters.php
+++ b/plugins/editors/tinymce/src/PluginTraits/GlobalFilters.php
@@ -38,7 +38,7 @@ protected static function getGlobalFilters($user)
     {
         // Filter settings
         $config     = ComponentHelper::getParams('com_config');
-        $userGroups = Access::getGroupsByUser($user->get('id'));
+        $userGroups = Access::getGroupsByUser($user->id);
         $filters    = $config->get('filters');
 
         $forbiddenListTags       = [];