Windows 11 |top| - Screen Saver Doesn't Work

DISM /Online /Cleanup-Image /RestoreHealth

This lists devices that can wake PC. To disable a specific mouse:

Example: If your screen saver starts at 5 minutes, the screen should turn off at 10 minutes or more. 3. Identify "Wake" Interruptions

Click to see if it triggers manually. If it doesn't work here, the screen saver file itself might be corrupted. 2. Check Power & Sleep Timers