diff --git a/packages/manager/.changeset/pr-10202-tests-1708119481596.md b/packages/manager/.changeset/pr-10202-tests-1708119481596.md
new file mode 100644
index 00000000000..3017a0cdc53
--- /dev/null
+++ b/packages/manager/.changeset/pr-10202-tests-1708119481596.md
@@ -0,0 +1,5 @@
+---
+"@linode/manager": Tests
+---
+
+Improve User Profile integration test coverage and separate from Display Settings coverage ([#10202](https://github.com/linode/manager/pull/10202))
diff --git a/packages/manager/.changeset/pr-10202-upcoming-features-1708119409383.md b/packages/manager/.changeset/pr-10202-upcoming-features-1708119409383.md
new file mode 100644
index 00000000000..1d906c12174
--- /dev/null
+++ b/packages/manager/.changeset/pr-10202-upcoming-features-1708119409383.md
@@ -0,0 +1,5 @@
+---
+"@linode/manager": Upcoming Features
+---
+
+Disable ability to edit or delete a proxy user via User Profile page ([#10202](https://github.com/linode/manager/pull/10202))
diff --git a/packages/manager/cypress/e2e/core/account/change-username.spec.ts b/packages/manager/cypress/e2e/core/account/display-settings.spec.ts
similarity index 73%
rename from packages/manager/cypress/e2e/core/account/change-username.spec.ts
rename to packages/manager/cypress/e2e/core/account/display-settings.spec.ts
index a0374fc698f..a08f8e04b94 100644
--- a/packages/manager/cypress/e2e/core/account/change-username.spec.ts
+++ b/packages/manager/cypress/e2e/core/account/display-settings.spec.ts
@@ -8,10 +8,7 @@ import { makeFeatureFlagData } from 'support/util/feature-flags';
 import { mockGetProfile } from 'support/intercepts/profile';
 import { getProfile } from 'support/api/account';
 import { interceptGetProfile } from 'support/intercepts/profile';
-import {
-  interceptGetUser,
-  mockUpdateUsername,
-} from 'support/intercepts/account';
+import { mockUpdateUsername } from 'support/intercepts/account';
 import { ui } from 'support/ui';
 import { randomString } from 'support/util/random';
 
@@ -59,54 +56,7 @@ const verifyUsernameAndEmail = (
   }
 };
 
-describe('username', () => {
-  /*
-   * - Validates username update flow via the user profile page using mocked data.
-   */
-  it('can change username via user profile page', () => {
-    const newUsername = randomString(12);
-
-    getProfile().then((profile) => {
-      const username = profile.body.username;
-
-      interceptGetUser(username).as('getUser');
-      mockUpdateUsername(username, newUsername).as('updateUsername');
-
-      cy.visitWithLogin(`account/users/${username}`);
-      cy.wait('@getUser');
-
-      cy.findByText('Username').should('be.visible');
-      cy.findByText('Email').should('be.visible');
-      cy.findByText('Delete User').should('be.visible');
-
-      cy.get('[id="username"]')
-        .should('be.visible')
-        .should('have.value', username)
-        .clear()
-        .type(newUsername);
-
-      cy.get('[data-qa-textfield-label="Username"]')
-        .parent()
-        .parent()
-        .parent()
-        .within(() => {
-          ui.button
-            .findByTitle('Save')
-            .should('be.visible')
-            .should('be.enabled')
-            .click();
-        });
-
-      cy.wait('@updateUsername');
-
-      // No confirmation gets shown on this page when changes are saved.
-      // Confirm that the text field has the correct value instead.
-      cy.get('[id="username"]')
-        .should('be.visible')
-        .should('have.value', newUsername);
-    });
-  });
-
+describe('Display Settings', () => {
   /*
    * - Validates username update flow via the profile display page using mocked data.
    */
diff --git a/packages/manager/cypress/e2e/core/account/user-profile.spec.ts b/packages/manager/cypress/e2e/core/account/user-profile.spec.ts
new file mode 100644
index 00000000000..a7ffc031bc6
--- /dev/null
+++ b/packages/manager/cypress/e2e/core/account/user-profile.spec.ts
@@ -0,0 +1,283 @@
+import { accountUserFactory } from 'src/factories/accountUsers';
+import { getProfile } from 'support/api/account';
+import {
+  interceptGetUser,
+  mockGetUser,
+  mockGetUsers,
+  mockUpdateUsername,
+} from 'support/intercepts/account';
+import { randomString } from 'support/util/random';
+import { ui } from 'support/ui';
+import { mockUpdateProfile } from 'support/intercepts/profile';
+
+describe('User Profile', () => {
+  /*
+   * - Validates the flow of updating the username and email of the active account user via the User Profile page using mocked data.
+   */
+  it('can change email and username of the active account', () => {
+    const newUsername = randomString(12);
+    const newEmail = `${newUsername}@example.com`;
+
+    getProfile().then((profile) => {
+      const activeUsername = profile.body.username;
+      const activeEmail = profile.body.email;
+
+      interceptGetUser(activeUsername).as('getUser');
+      mockUpdateUsername(activeUsername, newUsername).as('updateUsername');
+      mockUpdateProfile({
+        ...profile.body,
+        email: newEmail,
+      }).as('updateEmail');
+
+      cy.visitWithLogin(`account/users/${activeUsername}`);
+      cy.wait('@getUser');
+
+      cy.findByText('Username').should('be.visible');
+      cy.findByText('Email').should('be.visible');
+      cy.findByText('Delete User').should('be.visible');
+
+      // Confirm the currently active user cannot be deleted.
+      ui.button
+        .findByTitle('Delete')
+        .should('be.visible')
+        .should('be.disabled')
+        .trigger('mouseover');
+      // Click the button first, then confirm the tooltip is shown.
+      ui.tooltip
+        .findByText('You can\u{2019}t delete the currently active user.')
+        .should('be.visible');
+
+      // Confirm user can update their email before updating the username, since you cannot update a different user's (as determined by username) email.
+      cy.get('[id="email"]')
+        .should('be.visible')
+        .should('have.value', activeEmail)
+        .clear()
+        .type(newEmail);
+
+      cy.get('[data-qa-textfield-label="Email"]')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByTitle('Save')
+            .should('be.visible')
+            .should('be.enabled')
+            .click();
+        });
+
+      cy.wait('@updateEmail');
+
+      // Confirm success notice displays.
+      cy.findByText('Email updated successfully').should('be.visible');
+
+      // Confirm user can update their username.
+      cy.get('[id="username"]')
+        .should('be.visible')
+        .should('have.value', activeUsername)
+        .clear()
+        .type(newUsername);
+
+      cy.get('[data-qa-textfield-label="Username"]')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByTitle('Save')
+            .should('be.visible')
+            .should('be.enabled')
+            .click();
+        });
+
+      cy.wait('@updateUsername');
+
+      // No confirmation gets shown on this page when changes are saved.
+      // Confirm that the text field has the correct value instead.
+      cy.get('[id="username"]')
+        .should('be.visible')
+        .should('have.value', newUsername);
+    });
+  });
+
+  /*
+   * - Validates the flow of updating the username and email of another user via the User Profile page using mocked data.
+   */
+  it('can change the username but not email of another user account', () => {
+    const newUsername = randomString(12);
+
+    getProfile().then((profile) => {
+      const additionalUsername = 'mock_user2';
+      const mockAccountUsers = accountUserFactory.buildList(1, {
+        username: additionalUsername,
+      });
+      const additionalUser = mockAccountUsers[0];
+
+      mockGetUsers(mockAccountUsers).as('getUsers');
+      mockGetUser(additionalUser).as('getUser');
+      mockUpdateUsername(additionalUsername, newUsername).as('updateUsername');
+
+      cy.visitWithLogin(`account/users/${additionalUsername}`);
+
+      cy.wait('@getUser');
+
+      cy.findByText('Username').should('be.visible');
+      cy.findByText('Email').should('be.visible');
+      cy.findByText('Delete User').should('be.visible');
+      ui.button.findByTitle('Delete').should('be.visible').should('be.enabled');
+
+      // Confirm email of another user cannot be updated.
+      cy.get('[id="email"]')
+        .should('be.visible')
+        .should('have.value', additionalUser.email)
+        .should('be.disabled')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByAttribute('data-qa-help-button', 'true')
+            .should('be.visible')
+            .trigger('mouseover');
+          // Click the button first, then confirm the tooltip is shown.
+          ui.tooltip
+            .findByText(
+              'You can\u{2019}t change another user\u{2019}s email address.'
+            )
+            .should('be.visible');
+        });
+
+      cy.get('[data-qa-textfield-label="Email"]')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByTitle('Save')
+            .should('be.visible')
+            .should('be.disabled')
+            .click();
+        });
+
+      // Confirm username of another user can be updated.
+      cy.get('[id="username"]')
+        .should('be.visible')
+        .should('have.value', additionalUsername)
+        .clear()
+        .type(newUsername);
+
+      cy.get('[data-qa-textfield-label="Username"]')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByTitle('Save')
+            .should('be.visible')
+            .should('be.enabled')
+            .click();
+        });
+
+      cy.wait('@updateUsername');
+
+      // No confirmation gets shown on this page when changes are saved.
+      // Confirm that the text field has the correct value instead.
+      cy.get('[id="username"]')
+        .should('be.visible')
+        .should('have.value', newUsername);
+    });
+  });
+
+  /*
+   * - Validates disabled username and email flow for a proxy user via the User Profile page using mocked data.
+   */
+  it('cannot change username or email for a proxy user or delete the proxy user', () => {
+    getProfile().then((profile) => {
+      const proxyUsername = 'proxy_user';
+      const mockAccountUsers = accountUserFactory.buildList(1, {
+        username: proxyUsername,
+        user_type: 'proxy',
+      });
+
+      mockGetUsers(mockAccountUsers).as('getUsers');
+      mockGetUser(mockAccountUsers[0]).as('getUser');
+
+      cy.visitWithLogin(`account/users/${proxyUsername}`);
+
+      cy.wait('@getUser');
+
+      cy.findByText('Username').should('be.visible');
+      cy.findByText('Email').should('be.visible');
+      cy.findByText('Delete User').should('be.visible');
+
+      cy.get('[id="username"]')
+        .should('be.visible')
+        .should('have.value', proxyUsername)
+        .should('be.disabled')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByAttribute('data-qa-help-button', 'true')
+            .should('be.visible')
+            .trigger('mouseover');
+          // Click the button first, then confirm the tooltip is shown.
+          ui.tooltip
+            .findByText('This account type cannot update this field.')
+            .should('be.visible');
+        });
+
+      cy.get('[data-qa-textfield-label="Username"]')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByTitle('Save')
+            .should('be.visible')
+            .should('be.disabled');
+        });
+
+      cy.get('[id="email"]')
+        .should('be.visible')
+        .should('be.disabled')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByAttribute('data-qa-help-button', 'true')
+            .should('be.visible')
+            .trigger('mouseover');
+          // Click the button first, then confirm the tooltip is shown.
+          ui.tooltip
+            .findByText('This account type cannot update this field.')
+            .should('be.visible');
+        });
+
+      cy.get('[data-qa-textfield-label="Email"]')
+        .parent()
+        .parent()
+        .parent()
+        .within(() => {
+          ui.button
+            .findByTitle('Save')
+            .should('be.visible')
+            .should('be.disabled')
+            .click();
+        });
+
+      // Confirms the proxy user cannot be deleted.
+      ui.button
+        .findByTitle('Delete')
+        .should('be.visible')
+        .should('be.disabled')
+        .trigger('mouseover');
+      // Click the button first, then confirm the tooltip is shown.
+      ui.tooltip
+        .findByText('You can\u{2019}t delete a business partner user.')
+        .should('be.visible');
+    });
+  });
+});
diff --git a/packages/manager/src/features/Account/constants.ts b/packages/manager/src/features/Account/constants.ts
index 0bb075f38d4..83ac50faa9c 100644
--- a/packages/manager/src/features/Account/constants.ts
+++ b/packages/manager/src/features/Account/constants.ts
@@ -22,3 +22,6 @@ export const CHILD_USER_CLOSE_ACCOUNT_TOOLTIP_TEXT =
 // TODO: Parent/Child: Requires updated copy...
 export const PARENT_SESSION_EXPIRED =
   'Session expired. Please log in again to your business partner account.';
+
+export const RESTRICTED_FIELD_TOOLTIP =
+  'This account type cannot update this field.';
diff --git a/packages/manager/src/features/Profile/DisplaySettings/DisplaySettings.tsx b/packages/manager/src/features/Profile/DisplaySettings/DisplaySettings.tsx
index cd45bec69f9..d86f9f66760 100644
--- a/packages/manager/src/features/Profile/DisplaySettings/DisplaySettings.tsx
+++ b/packages/manager/src/features/Profile/DisplaySettings/DisplaySettings.tsx
@@ -18,6 +18,7 @@ import { useMutateProfile, useProfile } from 'src/queries/profile';
 import { ApplicationState } from 'src/store';
 
 import { TimezoneForm } from './TimezoneForm';
+import { RESTRICTED_FIELD_TOOLTIP } from 'src/features/Account/constants';
 
 export const DisplaySettings = () => {
   const theme = useTheme();
@@ -65,9 +66,6 @@ export const DisplaySettings = () => {
     </>
   );
 
-  const restrictedProxyUserTooltip =
-    'This account type cannot update this field.';
-
   return (
     <Paper>
       <Box
@@ -108,7 +106,7 @@ export const DisplaySettings = () => {
           profile?.restricted
             ? 'Restricted users cannot update their username. Please contact an account administrator.'
             : isProxyUser
-            ? restrictedProxyUserTooltip
+            ? RESTRICTED_FIELD_TOOLTIP
             : undefined
         }
         disabled={profile?.restricted || isProxyUser}
@@ -138,7 +136,7 @@ export const DisplaySettings = () => {
         key={emailResetToken}
         label="Email"
         submitForm={updateEmail}
-        tooltipText={isProxyUser ? restrictedProxyUserTooltip : undefined}
+        tooltipText={isProxyUser ? RESTRICTED_FIELD_TOOLTIP : undefined}
         trimmed
         type="email"
       />
diff --git a/packages/manager/src/features/Users/UserProfile.tsx b/packages/manager/src/features/Users/UserProfile.tsx
index 3a81a5be023..94dea27e373 100644
--- a/packages/manager/src/features/Users/UserProfile.tsx
+++ b/packages/manager/src/features/Users/UserProfile.tsx
@@ -9,13 +9,14 @@ import { CircleProgress } from 'src/components/CircleProgress';
 import { DocumentTitleSegment } from 'src/components/DocumentTitle';
 import { Notice } from 'src/components/Notice/Notice';
 import { TextField } from 'src/components/TextField';
-import { TooltipIcon } from 'src/components/TooltipIcon';
 import { Typography } from 'src/components/Typography';
+import { useAccountUser } from 'src/queries/accountUsers';
 import { useProfile } from 'src/queries/profile';
 import { getAPIErrorFor } from 'src/utilities/getAPIErrorFor';
 
 import { UserDeleteConfirmationDialog } from './UserDeleteConfirmationDialog';
 import { StyledTitle, StyledWrapper } from './UserProfile.styles';
+import { RESTRICTED_FIELD_TOOLTIP } from '../Account/constants';
 
 interface UserProfileProps {
   accountErrors?: APIError[];
@@ -59,12 +60,15 @@ export const UserProfile = (props: UserProfileProps) => {
   } = props;
 
   const { data: profile } = useProfile();
+  const { data: currentUser } = useAccountUser(username);
 
   const [
     deleteConfirmDialogOpen,
     setDeleteConfirmDialogOpen,
   ] = React.useState<boolean>(false);
 
+  const isProxyUserProfile = currentUser?.user_type === 'proxy';
+
   const renderProfileSection = () => {
     const hasAccountErrorFor = getAPIErrorFor(
       { username: 'Username' },
@@ -97,7 +101,11 @@ export const UserProfile = (props: UserProfileProps) => {
             />
           )}
           <TextField
+            tooltipText={
+              isProxyUserProfile ? RESTRICTED_FIELD_TOOLTIP : undefined
+            }
             data-qa-username
+            disabled={isProxyUserProfile}
             errorText={hasAccountErrorFor('username')}
             label="Username"
             onBlur={changeUsername}
@@ -129,14 +137,18 @@ export const UserProfile = (props: UserProfileProps) => {
             />
           )}
           <TextField
+            // This should be disabled if this is NOT the current user or if the proxy user is viewing their own profile.
+            disabled={
+              profile?.username !== originalUsername || isProxyUserProfile
+            }
             tooltipText={
-              profile?.username !== originalUsername
-                ? "You can't change another user\u{2019}s email address"
-                : ''
+              isProxyUserProfile
+                ? RESTRICTED_FIELD_TOOLTIP
+                : profile?.username !== originalUsername
+                ? 'You can\u{2019}t change another user\u{2019}s email address.'
+                : undefined
             }
             data-qa-email
-            // This should be disabled if this is NOT the current user.
-            disabled={profile?.username !== originalUsername}
             errorText={hasProfileErrorFor('email')}
             label="Email"
             onChange={changeEmail}
@@ -176,27 +188,26 @@ export const UserProfile = (props: UserProfileProps) => {
           Delete User
         </Typography>
         <Button
+          disabled={
+            profile?.username === originalUsername || isProxyUserProfile
+          }
           sx={{
             marginLeft: 0,
             marginTop: theme.spacing(2),
           }}
+          tooltipText={
+            profile?.username === originalUsername
+              ? 'You can\u{2019}t delete the currently active user.'
+              : isProxyUserProfile
+              ? 'You can\u{2019}t delete a business partner user.'
+              : undefined
+          }
           buttonType="outlined"
           data-qa-confirm-delete
-          disabled={profile?.username === originalUsername}
           onClick={onDelete}
         >
           Delete
         </Button>
-        {profile?.username === originalUsername && (
-          <TooltipIcon
-            sxTooltipIcon={{
-              marginLeft: 0,
-              marginTop: theme.spacing(2),
-            }}
-            status="help"
-            text="You can't delete the currently active user"
-          />
-        )}
         <Typography
           sx={{
             marginLeft: 0,