Checklists for software errors, setup, and tool workflows.

How to Fix Windows Security 502 Bad Gateway Error

When you open Windows Security and see a “502 Bad Gateway” error, it means the app can’t connect ...

Fix Windows Defender 'Cannot Connect, Permission Denied' Error

When you see 'Cannot connect, permission denied' in Windows Defender Security Center, it usually ...

Fix Windows Search Port Already Allocated Error (Event ID)

If you see an Event ID error in Windows Event Viewer indicating that the Windows Search service f...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

• Microphone permissions disabled for Teams in Windows settings.

Command Prompt 504 Gateway Timeout Troubleshooting Checklist

If you're getting a 504 Gateway Timeout error while browsing or using a web service, it usually m...

Fix Microsoft Store Connection Timeout After Update

After a Windows update, you might open the Microsoft Store and see a connection timeout or error ...