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

Fix WSL Ubuntu Proxy Settings Not Working

If you've configured proxy settings in WSL Ubuntu but they aren't being used by apt or other tool...

Fix Microsoft Store High CPU Usage & Error 0x80073cf0

You open the Microsoft Store, and your CPU fan spins up. Task Manager shows Store using 30-50% CP...

Fix Windows Search 502 Bad Gateway Errors Caused by Firewall Blocks

You open Windows Search, type a query, and get a "502 Bad Gateway" error. This often means a fire...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Proxy Error

When Chrome shows ERR_TUNNEL_CONNECTION_FAILED, it usually means a proxy connect...

How to Fix Outlook Permission Denied Error

When Outlook shows a 'permission denied' error, it usually means the application cannot access a ...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes