diff --git a/src/com/android/settings/users/TimeoutToDockUserPreferenceController.java b/src/com/android/settings/users/TimeoutToDockUserPreferenceController.java
index 57e8d40..322a4ab 100644
--- a/src/com/android/settings/users/TimeoutToDockUserPreferenceController.java
+++ b/src/com/android/settings/users/TimeoutToDockUserPreferenceController.java
@@ -20,6 +20,7 @@
 
 import android.content.Context;
 import android.os.UserHandle;
+import android.os.UserManager;
 import android.provider.Settings;
 
 import androidx.preference.PreferenceScreen;
@@ -34,6 +35,8 @@
  * automatically switch to the designated Dock User when the device is docked.
  */
 public class TimeoutToDockUserPreferenceController extends BasePreferenceController {
+    private final UserManager mUserManager;
+
     private final String[] mEntries;
     private final String[] mValues;
 
@@ -41,6 +44,8 @@
             String preferenceKey) {
         super(context, preferenceKey);
 
+        mUserManager = context.getSystemService(UserManager.class);
+
         mEntries = mContext.getResources().getStringArray(
                 com.android.settings.R.array.switch_to_dock_user_when_docked_timeout_entries);
         mValues = mContext.getResources().getStringArray(
@@ -62,9 +67,10 @@
             return UNSUPPORTED_ON_DEVICE;
         }
 
-        // Multi-user feature disabled by user.
+        // Multi-user feature disabled by user, or user switching blocked on the user.
         if (Settings.Global.getInt(mContext.getContentResolver(),
-                Settings.Global.USER_SWITCHER_ENABLED, 0) != 1) {
+                Settings.Global.USER_SWITCHER_ENABLED, 0) != 1
+                || mUserManager.hasUserRestriction(UserManager.DISALLOW_USER_SWITCH)) {
             return CONDITIONALLY_UNAVAILABLE;
         }
 
diff --git a/tests/robotests/src/com/android/settings/users/TimeoutToDockUserPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/users/TimeoutToDockUserPreferenceControllerTest.java
index 2e7e2d7..3d8e893 100644
--- a/tests/robotests/src/com/android/settings/users/TimeoutToDockUserPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/users/TimeoutToDockUserPreferenceControllerTest.java
@@ -27,6 +27,7 @@
 import android.content.Context;
 import android.content.res.Resources;
 import android.os.UserHandle;
+import android.os.UserManager;
 import android.provider.Settings;
 
 import androidx.test.core.app.ApplicationProvider;
@@ -41,6 +42,8 @@
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.annotation.Config;
 
@@ -51,6 +54,9 @@
     private Resources mResources;
     private TimeoutToDockUserPreferenceController mController;
 
+    @Mock
+    private UserManager mUserManager;
+
     private static final String FAKE_PREFERENCE_KEY = "timeout_to_dock_user_preference";
 
     private String[] mEntries;
@@ -58,9 +64,12 @@
 
     @Before
     public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
         mContext = spy(ApplicationProvider.getApplicationContext());
         mResources = spy(mContext.getResources());
         doReturn(mResources).when(mContext).getResources();
+        when(mContext.getSystemService(UserManager.class)).thenReturn(mUserManager);
 
         mEntries = mResources.getStringArray(
                 R.array.switch_to_dock_user_when_docked_timeout_entries);
@@ -78,6 +87,9 @@
         Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.USER_SWITCHER_ENABLED,
                 1);
 
+        // User switching not blocked.
+        when(mUserManager.hasUserRestriction(UserManager.DISALLOW_USER_SWITCH)).thenReturn(false);
+
         // Set to user 1;
         ShadowUserHandle.setUid(1);
     }
@@ -107,6 +119,14 @@
     }
 
     @Test
+    public void getAvailabilityStatus_userSwitchingBlocked_returnConditionallyUnavailable() {
+        when(mUserManager.hasUserRestriction(UserManager.DISALLOW_USER_SWITCH)).thenReturn(true);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(
+                BasePreferenceController.CONDITIONALLY_UNAVAILABLE);
+    }
+
+    @Test
     public void getAvailabilityStatus_isCurrentlyMainUser_returnDisabledForUser() {
         when(Utils.canCurrentUserDream(mContext)).thenReturn(true);