Checklists for software errors, setup, and tool workflows.

Fix Windows Update Authentication Failed Error

When Windows Update fails with an authentication failed error, it usually points to a problem wit...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

• Microphone permissions disabled for Teams in Windows settings.

Fix OneDrive Sync Offline Installer Error 0x8004de40

When installing OneDrive using the offline installer, you may see error code 0x8004de40. This typ...

Fix Windows Security 502 Bad Gateway Error

If you're seeing a "502 Bad Gateway" error when opening Windows Security (also known as Windows D...

Fix Windows Terminal Version Mismatch Errors

You open Windows Terminal and see an error about a version mismatch between the terminal app and ...

How to Re-enable Windows Defender Real-Time Protection

If you've disabled Windows Defender real-time protection—perhaps to run a specific tool or becaus...