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

Fix Microsoft Store Token Expired Error 0x80070424

When you see error 0x80070424 in Microsoft Store, it usually means the authentication token has e...

Clear Windows Defender Cache via Command Line

If Windows Defender (Microsoft Defender Antivirus) is acting up—showing outdated threat definitio...

Fix Windows Security Auto-Start Permission Denied Error

You might see a 'permission denied' error when Windows Security (Windows Defender) fails to start...

Fix GitHub Actions Cache Action Permission Denied Error

Fix Windows Defender Service Not Starting (Error 404)

If you see error 404 when trying to start Windows Defender, it usually means the service executab...

How to Fix Windows Update Configuration Failed Rollback

You see "Windows Update configuration failed. Reverting changes." after a system restart. This us...