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

Why Your Windows 11 Digital License Won't Transfer to a New PC

You've bought a new PC and expect your Windows 11 digital license to follow you. But when you try...

Fix Microsoft Store Not Working After Windows Update

After a Windows update, you might find that the Microsoft Store won't open, apps fail to download...

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix Windows Search 'Too Many Requests' Rate Limit Error

If you’ve seen “Too many requests” or “Rate limit exceeded” while using Windows Search, you’re no...

Fix Windows Defender Error 0x80070422: Won't Turn On

If you see error code 0x80070422 when trying to turn on Windows Defender, it usually means the re...

Remote Desktop Authentication Failed: Troubleshooting Checklist

When you see "Authentication failed" while trying to connect to a remote desktop, it usually mean...