"Hi, there. I can't create a slide show as lock screen on a Windows 10 computer because the setting called Play a slide show on the lock screen has been disabled, as shown in the following picture. Could you tell me how to solve the problem?"
To settle the above-mentioned problem, you can try to change the setting named "Prevent enabling lock screen slide show" in Local Group Policy. For more info, please refer to the steps below.
Video guide on what to do when you cannot create lock screen slide show in Windows 10:
Step 1: Open the Local Group Policy Editor.
Step 2: Find and open the "Prevent enabling lock screen slide show" setting.
In detail, it is located in Computer Configuration/Administrative Templates/Control Panel/Personalization.
Step 3: Do not configure this setting.
Choose Not Configured and tap OK.
Tip: You can also disable the setting to achieve the same goal.
After these three procedures, you'll find that the "Play a slide show on the lock screen" setting in PC settings has been enabled, as exhibited in the screen shot below.
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