Knowledge base for software setup, errors, and daily tool work.

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

How to Reset Windows Defender Settings to Default

You might need to reset Windows Defender (now Microsoft Defender Antivirus) to its default settin...

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...

Fix Microsoft Teams DNS Configuration Errors: Step-by-Step

Users sometimes see errors like "Can't connect to Microsoft Teams" or "Sign-in error" when DNS se...

Fix 'Security Module Not Found' in Windows Defender

If you see a message in Windows Security that says something like "Security module not found" or ...

Outlook Sync Error Not Updating: Quick Fixes

You open Outlook, but new emails don't appear, calendar changes aren't saved, or contacts are sta...