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To prevent users from changing the lock screen and logon image in Windows, there are two primary methods you can use: Local Group Policy Editor and Registry Editor. The approach you choose depends on your Windows edition and personal preference.
Using Local Group Policy Editor
This method is available in Windows 10/11 Pro, Enterprise, and Education editions.
- Open the Local Group Policy Editor
- Press Windows key + R to open the Run dialog.
- Type
gpedit.mscand press Enter.
- Navigate to the Policy Location
- Go to
Computer Configuration > Administrative Templates > Control Panel > Personalization.
- Go to
- Edit the Policy
- Find the “Prevent changing lock screen and logon image” policy.
- Double-click to open and set it to ‘Enabled’ to prevent changes.
- Apply Changes
- Click ‘Apply’, then ‘OK’ to save the settings.
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Using Registry Editor
This method is applicable for all editions of Windows, including Home editions.
- Open Registry Editor
- Press Windows key + R to open the Run dialog.
- Type
regeditand press Enter.
- Navigate to the Registry Key
- Navigate to
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\Personalization.
- Navigate to
- Modify or Create Value
- Look for the
NoChangingLockScreenvalue. If it doesn’t exist, create a new DWORD (32-bit) Value namedNoChangingLockScreen. - Set the value of
NoChangingLockScreento 1.
- Look for the
- Apply Changes
- Click ‘OK’ to apply changes.
- Restart your computer for the changes to take effect.
Modifying your Group Policy or Registry can affect your system’s behavior, so follow the steps carefully. You should back up your system or create a system restore point before making such changes.
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