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

OneDrive Sync Error 404 Not Found: Causes and Fixes

You open OneDrive and see a '404 Not Found' error during sync. This usually means OneDrive can't ...

Fix OneDrive Files Not Syncing After Update

After a OneDrive update, you might notice files aren't syncing. This is often due to a corrupted ...

Fix OneDrive Sync Paused on Windows 11

If your OneDrive shows "Sync paused" on Windows 11, files stop updating and you may see a paused ...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

Fix OneDrive Sync Module Not Found Error 0x8004de40

You see the error "Sync module not found" with code 0x8004de40 when trying to use OneDrive. This ...

Fix Windows Security Authentication Failed in Remote Desktop

When you try to connect to a remote PC and see "Windows Security" followed by "Authentication fai...