Prevent users from changing Lock Screen in Windows 11/10

In this article, I’ll tell you how you can set a constant image for Lock Screen so that others will be unable to make modifications to it. NOTE: These settings will work only in Windows 11/10/8 Enterprise, Windows 11/10/8 and Windows Server Editions. It will not work as far as Windows 8/10 Pro or Windows 8 RT editions are concerned.

Using Registry Editor

  1. Press the Windows Key + R simultaneously and put regedit in Run dialog box.

  2. Navigate to the following registry key:

  3. In the right pane of this location, create a string named as LockScreenImage if it is not there. Now double-click on it, and put the location of your desired lock screen image as its Value data.

  4. That’s it! Close the Registry Editor and reboot to get results.

Using Group Policy Editor

NOTE : This option for using group policy is only available in the Windows 10/8 Pro and Windows 10/8 Enterprise editions.

  1. Press Windows Key + R combination and put gpedit.msc in Run dialog box.

  2. In the left pane navigate to:

  3. Now look in the right pane, you’ll got the policy named Force a specific default lock screen image as shown above.

  4. Double click on this policy to get the window shown below.

  5. Now you can use following settings: Allow Lock Screen Background Change =  Disabled/Not configured (Default Setting) Disable Lock Screen Background Change =  Enabled If you choose Enabled, specify the image path without quotes in the box show in the window. After making changes click Apply followed by OK. Here you will also see Prevent changing lock screen image setting. Enable it. When Force a specific default lock screen image is used in conjunction with the Prevent changing lock screen image setting, you can always force the specified lock screen image to be shown. Read: How to disable the lock screen in Windows.

Prevent users from changing Start Screen in Windows 8.1/8

In the same Group Policy path, you will see another setting Prevent changing Start Menu background. Enable this setting to prevent users from changing the Start Screen background in Windows 8. To disable changing the Start Screen background, in the same Registry path as shown above, create a new D-WORD (32-bit) value. name it NoChangingStartMenuBackground and give it a value of 1. Reboot to see the results. See this post if Windows 10 Lock Screen grayed out or blacked out.

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