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

Fix kubectl apply Forbidden on GKE

Fix BitLocker Error 0x8031004b After Settings Reset

If you see error 0x8031004b when trying to unlock or enable BitLocker after a settings reset, it ...

Fix Windows Update 504 Gateway Timeout Related to Firewall Settings

If you see a 504 gateway timeout when running Windows Update, it usually means the update server ...

Fix Command Prompt Not Working After Windows Update

After a Windows update, you might click Command Prompt and nothing happens—or it opens and closes...

Fix Remote Desktop Proxy Authentication Failed Errors

When you see "Remote Desktop proxy authentication failed," the connection to the remote machine i...

How to Fix 'Repair Windows Defender Command Not Found' Error

If you run repair-windows-defender in Command Prompt or PowerShell and get a 'comman...