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

Fix Windows Activation Error 0x80070005 504

You try to activate Windows and see error code 0x80070005 with a trailing 504. This usually means...

Resolving npm Dependency Conflicts After an Update

Fix Remote Desktop Blank Screen and Disconnect Issues

You connect to a remote desktop, see only a black or blank screen, and then the session drops. Th...

Microsoft Teams Crash Troubleshooting Checklist

If Microsoft Teams keeps crashing on you—closing without warning, freezing, or refusing to start—...

Fix Windows Defender DNS Error on Windows 10

If you see a DNS error in Windows Defender on Windows 10, it usually means the app can't reach it...

How to Fix OBS Virtual Camera Driver Installation Failed

When you try to install the OBS virtual camera driver and it fails, you'll typically see an error...