diff --git a/application/Module.php b/application/Module.php
index d836526cd..e8db94e26 100644
--- a/application/Module.php
+++ b/application/Module.php
@@ -22,7 +22,7 @@ class Module extends AbstractModule
     /**
      * This Omeka version.
      */
-    const VERSION = '4.2.0-alpha';
+    const VERSION = '4.2.0-alpha.1';
 
     /**
      * The vocabulary IRI used to define Omeka application data.
diff --git a/application/data/migrations/20240614123811_MigrateDefaultToPrivateSetting.php b/application/data/migrations/20240614123811_MigrateDefaultToPrivateSetting.php
new file mode 100644
index 000000000..7929de9db
--- /dev/null
+++ b/application/data/migrations/20240614123811_MigrateDefaultToPrivateSetting.php
@@ -0,0 +1,32 @@
+<?php
+namespace Omeka\Db\Migrations;
+
+use Doctrine\DBAL\Connection;
+use Laminas\ServiceManager\ServiceLocatorInterface;
+use Omeka\Db\Migration\ConstructedMigrationInterface;
+
+class MigrateDefaultToPrivateSetting implements ConstructedMigrationInterface
+{
+    private $settings;
+
+    public static function create(ServiceLocatorInterface $services)
+    {
+        return new self($services->get('Omeka\Settings'));
+    }
+
+    public function __construct($settings)
+    {
+        $this->settings = $settings;
+    }
+
+    public function up(Connection $conn)
+    {
+        // Migrate from the general "default_to_private" setting to granular settings.
+        $defaultToPrivate = (bool) $this->settings->get('default_to_private', false);
+        $this->settings->set('default_to_private_items', $defaultToPrivate);
+        $this->settings->set('default_to_private_item_sets', $defaultToPrivate);
+        $this->settings->set('default_to_private_sites', $defaultToPrivate);
+        $this->settings->set('default_to_private_site_pages', $defaultToPrivate);
+        $this->settings->delete('default_to_private');
+    }
+}
diff --git a/application/src/Form/SettingForm.php b/application/src/Form/SettingForm.php
index 9e7b98f45..8f262c1a3 100644
--- a/application/src/Form/SettingForm.php
+++ b/application/src/Form/SettingForm.php
@@ -284,19 +284,38 @@ public function init()
 
         // Editing element group
 
-        $this->add([
-            'name' => 'default_to_private',
-            'type' => 'Checkbox',
-            'options' => [
-                'element_group' => 'editing',
-              'label' => 'Default content visibility to Private', // @translate
-              'info' => 'If checked, all items, item sets and sites newly created will have their visibility set to private by default.', // @translate
-            ],
-            'attributes' => [
-                'value' => $this->settings->get('default_to_private'),
-                'id' => 'default_to_private',
-            ],
-        ]);
+        $defaultToPrivateElements = [
+            [
+                'name' => 'default_to_private_items',
+                'label' => 'Set default item visibility to private', // @translate
+            ],
+            [
+                'name' => 'default_to_private_item_sets',
+                'label' => 'Set default item set visibility to private', // @translate
+            ],
+            [
+                'name' => 'default_to_private_sites',
+                'label' => 'Set default site visibility to private', // @translate
+            ],
+            [
+                'name' => 'default_to_private_site_pages',
+                'label' => 'Set default site page visibility to private', // @translate
+            ],
+        ];
+        foreach ($defaultToPrivateElements as $defaultToPrivateElement) {
+            $this->add([
+                'type' => 'checkbox',
+                'name' => $defaultToPrivateElement['name'],
+                'options' => [
+                    'element_group' => 'editing',
+                    'label' => $defaultToPrivateElement['label'],
+                ],
+                'attributes' => [
+                    'id' => $defaultToPrivateElement['name'],
+                    'value' => $this->settings->get($defaultToPrivateElement['name'], false),
+                ],
+            ]);
+        }
 
         $this->add([
             'name' => 'value_languages',
diff --git a/application/view/omeka/admin/item-set/form.phtml b/application/view/omeka/admin/item-set/form.phtml
index b3cb72f6a..d9f31199c 100644
--- a/application/view/omeka/admin/item-set/form.phtml
+++ b/application/view/omeka/admin/item-set/form.phtml
@@ -37,7 +37,7 @@ $form->prepare();
     <input type="hidden" name="o:is_open" value="0">
     <?php endif; ?>
 
-    <?php if ($itemSet && $itemSet->isPublic() || (!isset($itemSet) && !$this->setting('default_to_private')) ): ?>
+    <?php if ($itemSet && $itemSet->isPublic() || (!isset($itemSet) && !$this->setting('default_to_private_item_sets')) ): ?>
     <?php echo $this->hyperlink('', '#', [
         'class' => 'o-icon-public button',
         'title' => $translate('Make private'),
diff --git a/application/view/omeka/admin/item/form.phtml b/application/view/omeka/admin/item/form.phtml
index c0bf05b0f..5ca207c65 100644
--- a/application/view/omeka/admin/item/form.phtml
+++ b/application/view/omeka/admin/item/form.phtml
@@ -46,7 +46,7 @@ $form->prepare();
 </fieldset>
 
 <div id="page-actions">
-    <?php if ($item && $item->isPublic() || (!isset($item)) && !$this->setting('default_to_private')) : ?>
+    <?php if ($item && $item->isPublic() || (!isset($item)) && !$this->setting('default_to_private_items')) : ?>
     <?php echo $this->hyperlink('', '#', [
         'class' => 'o-icon-public button',
         'title' => $translate('Make private'),
diff --git a/application/view/omeka/site-admin/index/add-page.phtml b/application/view/omeka/site-admin/index/add-page.phtml
index 217de3e1d..ee2eb0764 100644
--- a/application/view/omeka/site-admin/index/add-page.phtml
+++ b/application/view/omeka/site-admin/index/add-page.phtml
@@ -6,7 +6,7 @@ $form->prepare();
 <?php echo $this->pageTitle($translate('New page'), 1, $translate('Pages')); ?>
 <?php echo $this->form()->openTag($form); ?>
 <div id="page-actions">
-    <?php if ($this->setting('default_to_private')) : ?>
+    <?php if ($this->setting('default_to_private_site_pages')) : ?>
     <?php echo $this->hyperlink('', '#', [
         'class' => 'o-icon-private button',
         'title' => $translate('Make public'),
diff --git a/application/view/omeka/site-admin/index/add.phtml b/application/view/omeka/site-admin/index/add.phtml
index 1d4653a86..10e49b331 100644
--- a/application/view/omeka/site-admin/index/add.phtml
+++ b/application/view/omeka/site-admin/index/add.phtml
@@ -14,7 +14,7 @@ $fallbackThumbnailUrl = $this->assetUrl('img/theme.jpg', 'Omeka');
 <?php echo $this->form()->openTag($form); ?>
 
 <div id="page-actions">
-    <?php if ($this->setting('default_to_private')) : ?>
+    <?php if ($this->setting('default_to_private_sites')) : ?>
     <?php echo $this->hyperlink('', '#', [
         'class' => 'o-icon-private button',
         'title' => $translate('Make public'),