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

How to Find the Windows Activation Log File

If you're having trouble activating Windows or just want to verify your licensing status, the act...

Command Prompt Dependency Conflict Troubleshooting Checklist

Fix Microsoft Teams File Locked Configuration Settings

When you see 'file locked' in Microsoft Teams, it usually means another user or process has the f...

How to Fix Windows Update Error 404 Not Found

You see error 404 when checking for updates in Windows Update. This usually means the update serv...

How to Fix Windows Update Stuck at 100%

You've waited for a Windows update to finish, but it's stuck at 100% for minutes or hours. This i...

GitHub Actions Runner Not Connecting: Fixes That Work

You've set up a self-hosted GitHub Actions runner, but it never appears online or shows a "runner...