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

Fix Windows Update 404 Not Found Using Command Prompt

If you see a 404 error when checking for Windows updates, it usually means the update files canno...

OBS Virtual Camera Not Showing in Google Meet: Fixes

You've set up OBS Studio, added your sources, and started the virtual camera—but when you open Go...

BitLocker Recovery Key Not Working After Update – Fixes

If you're seeing a BitLocker recovery screen after a Windows update and your key isn't working, y...

Fix GitHub Actions Docker Push Permission Denied

Fix PowerShell Port Already Allocated Permission Denied

When running a PowerShell script that listens on a TCP port, you might see errors like port...