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

How to Add PowerShell to System PATH Variable in Windows

If you've installed PowerShell but can't launch it from a Command Prompt or another terminal with...

Task Scheduler Proxy Server Not Working: Fixes

If scheduled tasks that require internet access fail silently or return proxy errors, the issue o...

How to Clear Cache and Reset Settings in Microsoft Teams

If Microsoft Teams is acting up—stuck on loading, failing to sync, or showing garbled UI—a corrup...

Fix Windows Defender Real-Time Protection Authentication Failed

When you try to turn on Windows Defender real-time protection, you might see an error saying some...

Fix Windows Security Connection Refused Due to Antivirus Blocking

You try to open Windows Security or run a scan, and get a 'connection refused' error. Often this ...

Fix 'nvm not found' After Adding to Environment Variables