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

Ubuntu Remote Desktop Port 3389 Not Listening: Fixes

You installed xrdp on Ubuntu, enabled remote desktop, but when you try to connect from a Windows ...

Fix Windows Update 502 Bad Gateway After Update

After installing a Windows update, you might encounter a 502 Bad Gateway error when trying to use...

How to Clear Port Allocation in Windows Terminal

If you see errors like "port already in use" or "address in use" when launching a WSL or PowerShe...

How to Fix BitLocker SSL Certificate Error

Symptoms

When you try to unlock a BitLocker-protected drive or enable BitLocker, you may ...

Fix Windows Search Bar Not Working After Update

After a Windows update, the search bar may stop responding or show no results. This is a known is...

Fix npm EACCES Error: Permission Denied on node_modules

You run npm install and get an error like EACCES: permission denied, mkdir '/u...