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

Activate Windows Without Product Key Using CMD

If you've installed Windows and don't have a product key handy, you can still activate it tempora...

Fix Windows Update Service Not Starting Automatically

You open Windows Update to check for patches, but it hangs or shows an error. Often the root caus...

Fix Windows 11 Activation Auto-Start Not Working

If Windows 11 doesn't automatically activate after a hardware change or update, or if the activat...

GitHub Actions Runner Not Connecting: Fixes That Work

You've set up a self-hosted GitHub Actions runner, but it never appears online or shows a "runner...

Windows Update Login Loop Troubleshooting Checklist

If you're stuck in a Windows update login loop — where you sign in, the screen goes black or logs...

Fix Remote Desktop Permission Denied Error 0x80004005