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

Windows Terminal Proxy Settings Not Saving: Practical Fixes

You set a proxy in Windows Terminal's settings.json file, but after closing and reopening the app...

Fix Windows Defender Service Not Starting with Permission Denied

If you see 'Windows Defender service not starting – permission denied' when trying to enable Micr...

Fix GitHub Actions Cache Action Permission Denied Error

How to Fix Nginx 404 Not Found Error

Seeing a 404 Not Found error in Nginx often means the server is running but can't locate the requ...

How to Fix Outlook 504 Gateway Timeout Error

If you're seeing a 504 Gateway Timeout error in Outlook, it usually means the server didn't respo...

How to Clear PowerShell Cache Completely

PowerShell caches data to speed up module loading, command discovery, and history lookup. However...