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

Fix Microsoft Teams Camera Not Working in Meeting

You join a Teams meeting and your video is black, or you get an error that the camera can't be fo...

How to Reinstall Windows Defender After Error 404

If you see a 404 error when trying to open Windows Defender, it usually means the app's files are...

Clear Windows Activation Cache After Hardware Change

After swapping a motherboard, CPU, or hard drive, Windows may show an activation error or waterma...

Fix Chrome 504 Gateway Timeout When Using a VPN