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

Stop systemd Service from Restarting in a Loop

If you have a systemd service that keeps restarting repeatedly — sometimes every few seconds — it...

How to Fix Microsoft Store Proxy Server Errors

If you see a proxy server error when opening Microsoft Store, it usually means the app can't reac...

How to Fix 'Permission Denied' When Running PowerShell as Administrator

You right-click PowerShell and select 'Run as administrator', but instead of an elevated prompt, ...

How to Enable Windows Defender on Windows 11

If you've noticed Windows Security is off or grayed out, you may need to re-enable Windows Defend...

Microsoft Store Version Mismatch Troubleshooting Checklist

You open the Microsoft Store, see an update available, but when you try to install it, you get a ...

Fix Robocopy Error 5: Access Denied in Backup Command