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

Fix Windows Terminal Proxy Authentication Failed

When Windows Terminal fails to connect through a corporate or personal proxy, you may see errors ...

Fix Task Scheduler 'Network Unavailable' Error

If you've set up a scheduled task that runs a script or program requiring network access, you mig...

Nginx 404 Not Found Troubleshooting Checklist

When nginx returns a 404 Not Found error, it means the server is running but cannot locate the re...

Fix Windows Update Service Stuck on Starting Repair

You restart your PC after a Windows Update failure, and the screen says 'Starting repair' — but i...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix PowerShell Update Stuck on Checking for Updates

If you've run winget upgrade or tried to update PowerShell and it hangs on 'Checking...