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

Fix PowerShell High Memory Usage on Startup

If PowerShell consumes a large amount of memory (e.g., >200 MB) immediately upon opening, somethi...

How to Fix systemd Service Restarting Repeatedly Error

Outlook Module Not Found: Troubleshooting Checklist

When you see 'Outlook module not found', it usually means a required component is missing, corrup...

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 Cloudflare Error 521: Web Server Is Down

If you're seeing Cloudflare error 521, it means Cloudflare can't establish a TCP connection to yo...

Fix Ubuntu APT Lock File Permission Denied Error

You try to run apt update or apt install and see an error like E:...