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

How to Fix Command Prompt 502 Bad Gateway Error

If you see a 502 Bad Gateway error in Command Prompt, it usually means a proxy o...

Fix BitLocker Version Mismatch Configuration Errors

You try to enable BitLocker on a drive and get an error about a version mismatch. This usually ha...

How to Fix Windows Defender Scanning Taking Too Long

If Windows Defender (Microsoft Defender Antivirus) scans are taking unusually long—sometimes hour...

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix OBS Black Screen with No Source Detected

If you're seeing a black screen in OBS and the message 'No source detected,' you're not alone. Th...

Clear Microsoft Teams Cache via Command Line

Microsoft Teams caches data locally to improve performance, but a corrupted or overloaded cache c...