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

Fix Windows Activation After Hardware Change

If you recently upgraded your PC's motherboard, CPU, or hard drive and now see “Windows is not ac...

How to Fix OneDrive Sync 404 Not Found Error

If you see a "404 Not Found" error while syncing files in OneDrive, it usually means the sync app...

Fix Microsoft Teams Not Connecting to Audio Device

You join a meeting in Microsoft Teams, but the app shows 'No audio device detected' or your micro...

Offline Command Prompt Configuration Checklist

If you're setting up Command Prompt on a machine with no internet connection, a few configuration...

How to Fix Microsoft Teams 'Command Not Found' Error