Why Is My Screen Saver Not Working ⇒
If you've tried all of these steps and your screensaver still refuses to cooperate, it might be time to consider a system restore or seeking further assistance from a tech-savvy friend or professional.
: Use the command prompt in Windows (run as Administrator) and type powercfg -requests to see if a specific app (like a media player or browser tab) is blocking the screen from timing out. Microsoft Learnhttps://learn.microsoft.com why is my screen saver not working