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

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...

Fix Windows Update Error 0x800f0986 in PowerShell

When running Windows Update via PowerShell, error 0x800f0986 usually appears as "The source files...

Fix Outlook File Locked by Outlook.exe Not Responding

If you see an error that your Outlook data file (.pst or .ost) is locked because Outlook.exe is n...

Fix Command Prompt Not Recognizing Commands

How to Fix Chrome Profile Connection Timeout

If you see a 'connection timeout' error when trying to load your Chrome profile, the browser can'...

Fix 'Connection Refused' Error When Command Prompt Not Working

You type a command in Command Prompt and get "connection refused" or "No connection could be made...