diff --git a/src/com/android/settings/LocationSettings.java b/src/com/android/settings/LocationSettings.java
index b73dccd..2edefdf 100644
--- a/src/com/android/settings/LocationSettings.java
+++ b/src/com/android/settings/LocationSettings.java
@@ -96,7 +96,7 @@
         // Only enable these controls if this user is allowed to change location
         // sharing settings.
         final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
-        boolean isToggleAllowed = um.isLocationSharingToggleAllowed();
+        boolean isToggleAllowed = !um.hasUserRestriction(UserManager.DISALLOW_SHARE_LOCATION);
         if (mLocationAccess != null) mLocationAccess.setEnabled(isToggleAllowed);
         if (mNetwork != null) mNetwork.setEnabled(isToggleAllowed);
         if (mGps != null) mGps.setEnabled(isToggleAllowed);
@@ -117,6 +117,7 @@
 
         if (mSettingsObserver == null) {
             mSettingsObserver = new Observer() {
+                @Override
                 public void update(Observable o, Object arg) {
                     updateLocationToggles();
                 }
@@ -131,13 +132,13 @@
         final ContentResolver cr = getContentResolver();
         final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
         if (preference == mNetwork) {
-            if (um.isLocationSharingToggleAllowed()) {
+            if (!um.hasUserRestriction(UserManager.DISALLOW_SHARE_LOCATION)) {
                 Settings.Secure.setLocationProviderEnabled(cr,
                         LocationManager.NETWORK_PROVIDER, mNetwork.isChecked());
             }
         } else if (preference == mGps) {
             boolean enabled = mGps.isChecked();
-            if (um.isLocationSharingToggleAllowed()) {
+            if (!um.hasUserRestriction(UserManager.DISALLOW_SHARE_LOCATION)) {
                 Settings.Secure.setLocationProviderEnabled(cr,
                         LocationManager.GPS_PROVIDER, enabled);
                 if (mAssistedGps != null) {
@@ -186,7 +187,7 @@
     /** Enable or disable all providers when the master toggle is changed. */
     private void onToggleLocationAccess(boolean checked) {
         final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
-        if (! um.isLocationSharingToggleAllowed()) {
+        if (um.hasUserRestriction(UserManager.DISALLOW_SHARE_LOCATION)) {
             return;
         }
         final ContentResolver cr = getContentResolver();
diff --git a/src/com/android/settings/SecuritySettings.java b/src/com/android/settings/SecuritySettings.java
index b51f2f3..00a0e09 100644
--- a/src/com/android/settings/SecuritySettings.java
+++ b/src/com/android/settings/SecuritySettings.java
@@ -236,10 +236,26 @@
             removePreference(KEY_CREDENTIALS_MANAGER);
         }
 
+        PreferenceGroup deviceAdminCategory= (PreferenceGroup)
+                root.findPreference(KEY_DEVICE_ADMIN_CATEGORY);
         mToggleAppInstallation = (CheckBoxPreference) findPreference(
                 KEY_TOGGLE_INSTALL_APPLICATIONS);
         mToggleAppInstallation.setChecked(isNonMarketAppsAllowed());
 
+        final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
+        boolean isSideloadingAllowed =
+                !um.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES);
+        // Side loading of apps.
+        if (isSideloadingAllowed) {
+            mToggleAppInstallation.setEnabled(isSideloadingAllowed);
+        } else {
+            if (deviceAdminCategory != null) {
+                deviceAdminCategory.removePreference(mToggleAppInstallation);
+            } else {
+                mToggleAppInstallation.setEnabled(false);
+            }
+        }
+
         // Package verification, only visible to primary user and if enabled
         mToggleVerifyApps = (CheckBoxPreference) findPreference(KEY_TOGGLE_VERIFY_APPLICATIONS);
         if (mIsPrimary && showVerifierSetting()) {
@@ -250,8 +266,6 @@
                 mToggleVerifyApps.setEnabled(false);
             }
         } else {
-            PreferenceGroup deviceAdminCategory= (PreferenceGroup)
-                    root.findPreference(KEY_DEVICE_ADMIN_CATEGORY);
             if (deviceAdminCategory != null) {
                 deviceAdminCategory.removePreference(mToggleVerifyApps);
             } else {
@@ -268,6 +282,10 @@
     }
 
     private void setNonMarketAppsAllowed(boolean enabled) {
+        final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
+        if (um.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES)) {
+            return;
+        }
         // Change the system setting
         Settings.Global.putInt(getContentResolver(), Settings.Global.INSTALL_NON_MARKET_APPS,
                                 enabled ? 1 : 0);
@@ -303,6 +321,7 @@
                 .show();
     }
 
+    @Override
     public void onClick(DialogInterface dialog, int which) {
         if (dialog == mWarnInstallApps && which == DialogInterface.BUTTON_POSITIVE) {
             setNonMarketAppsAllowed(true);
@@ -505,6 +524,7 @@
         createPreferenceHierarchy();
     }
 
+    @Override
     public boolean onPreferenceChange(Preference preference, Object value) {
         if (preference == mLockAfter) {
             int timeout = Integer.parseInt((String) value);
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index be8e1cc..64a7d7f 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -178,6 +178,7 @@
 
         if (mParentHeader != null) {
             setParentTitle(mParentHeader.title, null, new OnClickListener() {
+                @Override
                 public void onClick(View v) {
                     switchToParent(mParentHeader.fragment);
                 }
@@ -405,7 +406,6 @@
     @Override
     public void onBuildHeaders(List<Header> headers) {
         loadHeadersFromResource(R.xml.settings_headers, headers);
-
         updateHeaderList(headers);
     }
 
@@ -414,6 +414,8 @@
                 DevelopmentSettings.PREF_SHOW,
                 android.os.Build.TYPE.equals("eng"));
         int i = 0;
+
+        final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE);
         mHeaderIndexMap.clear();
         while (i < target.size()) {
             Header header = target.get(i);
@@ -464,6 +466,10 @@
                         }
                     }
                 }
+            } else if (id == R.id.account_add) {
+                if (um.hasUserRestriction(UserManager.DISALLOW_MODIFY_ACCOUNTS)) {
+                    target.remove(i);
+                }
             }
 
             if (i < target.size() && target.get(i) == header
@@ -778,6 +784,7 @@
         return true;
     }
 
+    @Override
     public boolean shouldUpRecreateTask(Intent targetIntent) {
         return super.shouldUpRecreateTask(new Intent(this, Settings.class));
     }
diff --git a/src/com/android/settings/accounts/AccountSyncSettings.java b/src/com/android/settings/accounts/AccountSyncSettings.java
index c346017..64c4d4a 100644
--- a/src/com/android/settings/accounts/AccountSyncSettings.java
+++ b/src/com/android/settings/accounts/AccountSyncSettings.java
@@ -28,17 +28,16 @@
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.DialogInterface;
-import android.content.Intent;
 import android.content.SyncAdapterType;
 import android.content.SyncInfo;
 import android.content.SyncStatusInfo;
 import android.content.pm.ProviderInfo;
 import android.net.ConnectivityManager;
 import android.os.Bundle;
+import android.os.UserManager;
 import android.preference.Preference;
 import android.preference.PreferenceScreen;
 import android.text.TextUtils;
-import android.text.format.DateFormat;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -93,10 +92,12 @@
                 .setNegativeButton(android.R.string.cancel, null)
                 .setPositiveButton(R.string.remove_account_label,
                         new DialogInterface.OnClickListener() {
+                    @Override
                     public void onClick(DialogInterface dialog, int which) {
                         AccountManager.get(AccountSyncSettings.this.getActivity())
                                 .removeAccount(mAccount,
                                 new AccountManagerCallback<Boolean>() {
+                            @Override
                             public void run(AccountManagerFuture<Boolean> future) {
                                 // If already out of this screen, don't proceed.
                                 if (!AccountSyncSettings.this.isResumed()) {
@@ -233,12 +234,15 @@
         MenuItem syncCancel = menu.add(0, MENU_SYNC_CANCEL_ID, 0,
                 getString(R.string.sync_menu_sync_cancel))
                 .setIcon(com.android.internal.R.drawable.ic_menu_close_clear_cancel);
-        MenuItem removeAccount = menu.add(0, MENU_REMOVE_ACCOUNT_ID, 0,
-                getString(R.string.remove_account_label))
-                .setIcon(R.drawable.ic_menu_delete_holo_dark);
 
-        removeAccount.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER |
-                MenuItem.SHOW_AS_ACTION_WITH_TEXT);
+        final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE);
+        if (!um.hasUserRestriction(UserManager.DISALLOW_MODIFY_ACCOUNTS)) {
+            MenuItem removeAccount = menu.add(0, MENU_REMOVE_ACCOUNT_ID, 0,
+                    getString(R.string.remove_account_label))
+                    .setIcon(R.drawable.ic_menu_delete_holo_dark);
+            removeAccount.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER |
+                    MenuItem.SHOW_AS_ACTION_WITH_TEXT);
+        }
         syncNow.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER |
                 MenuItem.SHOW_AS_ACTION_WITH_TEXT);
         syncCancel.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER |
diff --git a/src/com/android/settings/accounts/AddAccountSettings.java b/src/com/android/settings/accounts/AddAccountSettings.java
index 6f7e29a..f1b7752 100644
--- a/src/com/android/settings/accounts/AddAccountSettings.java
+++ b/src/com/android/settings/accounts/AddAccountSettings.java
@@ -23,8 +23,10 @@
 import android.accounts.OperationCanceledException;
 import android.app.Activity;
 import android.app.PendingIntent;
+import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
+import android.os.UserManager;
 import android.util.Log;
 
 import com.android.settings.Utils;
@@ -71,7 +73,8 @@
 
     private PendingIntent mPendingIntent;
 
-    private AccountManagerCallback<Bundle> mCallback = new AccountManagerCallback<Bundle>() {
+    private final AccountManagerCallback<Bundle> mCallback = new AccountManagerCallback<Bundle>() {
+        @Override
         public void run(AccountManagerFuture<Bundle> future) {
             boolean done = true;
             try {
@@ -120,8 +123,10 @@
             if (Log.isLoggable(TAG, Log.VERBOSE)) Log.v(TAG, "restored");
         }
 
-        if (mAddAccountCalled) {
+        final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE);
+        if (mAddAccountCalled || um.hasUserRestriction(UserManager.DISALLOW_MODIFY_ACCOUNTS)) {
             // We already called add account - maybe the callback was lost.
+            // Or we aren't allowed to add an account.
             finish();
             return;
         }
@@ -162,6 +167,7 @@
         }
     }
 
+    @Override
     protected void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
         outState.putBoolean(KEY_ADD_CALLED, mAddAccountCalled);
diff --git a/src/com/android/settings/widget/SettingsAppWidgetProvider.java b/src/com/android/settings/widget/SettingsAppWidgetProvider.java
index ac9df9f..5d581d8 100644
--- a/src/com/android/settings/widget/SettingsAppWidgetProvider.java
+++ b/src/com/android/settings/widget/SettingsAppWidgetProvider.java
@@ -541,7 +541,7 @@
                 protected Boolean doInBackground(Void... args) {
                     final UserManager um =
                             (UserManager) context.getSystemService(Context.USER_SERVICE);
-                    if (um.isLocationSharingToggleAllowed()) {
+                    if (!um.hasUserRestriction(UserManager.DISALLOW_SHARE_LOCATION)) {
                         Settings.Secure.setLocationProviderEnabled(
                             resolver,
                             LocationManager.GPS_PROVIDER,