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

Fix Windows Update 502 Bad Gateway Due to DNS Configuration

If you see a '502 Bad Gateway' error when running Windows Update, the problem is often on the net...

How to Fix 'File Locked by Chrome' Error

You try to move, rename, or delete a file, but Windows tells you it's locked by Chrome. This usua...

Fix 'Windows Not Genuine' Error After Update

After a Windows update, you might see a message that Windows is not genuine, even though it was a...

Fix Windows Update Offline Installer Network Error

When you run the Windows Update offline installer (the .msu file) and get a network error, it usu...

Fix BitLocker Update Error Permission Denied

You try to update Windows, and BitLocker throws a 'permission denied' error. This often happens a...

Fix Git Token Expired Error in CMD: Step-by-Step