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

Task Scheduler Certificate Configuration Checklist

If your scheduled tasks fail to run or show certificate-related errors, the issue often lies in h...

Fix 'Module Not Found' in Python Virtual Environments

Fix OneDrive Sync Error 0x80070194 on Windows

When OneDrive throws error 0x80070194 during sync, it usually means the sync engine can't access ...

Fix Nginx 404 Not Found Caused by Missing Index File

If you see a 404 Not Found error in your Nginx server and the requested path seems correct, the p...

How to Set Up Windows Activation on Ubuntu Dual Boot

If you installed Ubuntu alongside Windows and now see an activation warning, you're not alone. Wi...

Quick Fix for Microsoft Teams Error Code CXA20001

If you see error code CXA20001 when signing into Microsoft Teams, the app is usu...