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

How to Fix OBS Virtual Camera Not Showing Up

You've installed OBS Studio, set up your scenes, and want to use the virtual camera in Zoom, Disc...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

Fix BitLocker Error 0x8031004b After Settings Reset

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

Windows 10 Activation Troubleshooting Checklist

When Windows 10 shows an activation error, the cause is usually a recent hardware change, a corru...

How to Disable Windows Defender Permanently

Windows Defender (now Microsoft Defender Antivirus) is enabled by default in Windows 10 and 11. W...