Forum Discussion
Ahmadom
Aug 25, 2026Copper Contributor
Task Manager show high CPU usage on my PC
My PC's Task Manager consistently shows high CPU usage, often peaking at 90-100% even when only a few programs are running, causing noticeable system slowdowns and lag. I have checked for background ...
KapilArya
Aug 25, 2026MVP
Please refer following suggestions:
-Turn off background apps for less important apps:
- Click Start > Settings > Apps > Installed apps.
- Select an app, select More options (…), and then select Advanced options.
- Under Background app permissions, in the Let this app run in the background list, select Never.
-Perform System File Checker scan using sfc /scannow command.
-Perform system scan in Windows Security and also perform a malware scan.
-Free up disk space and delete unnecessary files.
Let us know if this helps!