Checklists for software errors, setup, and tool workflows.

Fix 'Microsoft Teams Command Not Found' on Windows

If you type microsoft-teams or teams in Windows Terminal, PowerShell, o...

Fix Outlook Not Opening After a Recent Update

After a Windows or Microsoft 365 update, Outlook may fail to open—no window appears, or it crashe...

How to Resolve Port Conflicts Using Command Prompt

If you see an error like "port already in use" or "address already in use" when starting a server...

Fixing GitHub Actions Permission Denied for Git Commands

You're running a GitHub Actions workflow that uses git commands like git push or

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Outlook Proxy Error Checklist: Fix Connection Issues

When Outlook throws a proxy error, you typically see messages like "Cannot connect to your mail s...