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

Fix Bluetooth Service Not Running in Windows 11

You open Bluetooth settings in Windows 11 and see the toggle is grayed out, or your Bluetooth dev...

Windows Security App Won't Open in Safe Mode: Fixes

If you’re in Safe Mode and the Windows Security app refuses to open—showing a blank window, crash...

Fix pip install: Dependency Conflict and Permission Denied

When you run pip install and see messages about dependency conflicts or permission d...

Fix Nginx Permission Denied on Socket File

When Nginx throws a "permission denied" error for a socket file, the web server can't...

Fix Nginx Upstream Connection Refused in Proxy Pass