Checklists for software errors, setup, and tool workflows.

Fix Outlook Authentication Failed: App Password Not Working

If you're seeing an authentication failed error in Outlook and your app password...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

• Microphone permissions disabled for Teams in Windows settings.

Fix Windows Security Service Stopped Working in Windows 10

If you see a notification that the Windows Security service has stopped working, your antivirus o...

Fix Windows Defender Firewall Blocking Internet Connection

If your internet stops working after a Windows update or firewall configuration change, Windows D...

Fix GitHub Actions Permission Denied for Checkout Step

When a GitHub Actions workflow fails at the checkout step with a 'permission denied' error, it us...

Fixing Composer Memory Limit Errors with Large Dependencies

You run composer install or composer update and see something like: