Knowledge base for software setup, errors, and daily tool work.

Windows Terminal Cache Clear Checklist and Recovery Tips

Windows Terminal can sometimes behave oddly — profiles vanish, color schemes reset, or the app fa...

How to Fix Abnormal Memory Usage in CMD on Windows

Fix OneDrive Sync Failed: Permission Denied for Folder

You try to sync a folder with OneDrive, but it fails with a 'permission denied' error. This typic...

Windows Security App Missing in Windows 11: How to Restore It

If you open Start and type 'Windows Security' but nothing appears, or you get an error when tryin...

Fix Windows Update Error 0x80070005 with Registry Tweaks

You see Windows Update error 0x80070005 when checking for updates. This usually means a permissio...

Fix OneDrive High CPU Usage on Windows 11

If OneDrive is using 20% or more of your CPU on Windows 11, it's usually due to a stuck sync, cor...