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

Fix OneDrive Sync Stuck on Blank White Screen

If OneDrive opens to a blank white screen and won't sync, the app's local cache or configuration ...

Fix Windows Security High CPU Usage at Idle

If your system fan is spinning up or Task Manager shows Windows Security (Antimalware Service Exe...

Fix Windows Defender Port Already Allocated Antivirus Conflict

If you see an error like "port already allocated" or "address already in use" after installing a ...

Fix OneDrive Authentication Failed After Password Change

After changing your password, OneDrive may fail to authenticate, showing errors like 'Authenticat...

Fix Windows Defender Module Not Found Error 0x80070643