Checklists for software errors, setup, and tool workflows.

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

• Microphone permissions disabled for Teams in Windows settings.

Fix Outlook Token Expired Authentication Failed Error

If you see 'token expired' or 'authentication failed' in Outlook, it usually means the app's save...

Windows Security Full Scan Stuck at 99% – How to Fix

You run a full scan in Windows Security, it reaches 99%, and then nothing happens for minutes or ...

Fix Windows Activation 502 Bad Gateway Due to Proxy Settings

If you see a "502 Bad Gateway" error when trying to activate Windows, the problem is often a misc...

Fix Chrome Profile Startup Error: Permission Denied

When you start Chrome and get a 'permission denied' error related to your profile, it usually mea...

Fix Windows Defender Proxy Error Not Working

You launch Windows Defender Security Center or try to run a scan, and you see a proxy error—somet...