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

How to Fix Windows Security Not Working on Ubuntu

You're running Ubuntu and see an error that Windows Security isn't working. This usually happens ...

How to Fix Chrome 404 Not Found Error on Android

You tap a link in Chrome on your Android phone and get a blank page with '404 Not Found.' It's fr...

Fix KMS Activation Error: Port 1688 Already in Use

Setup Remote Desktop Credentials for a Domain User

When you try to connect to a remote Windows machine using Remote Desktop (RDP) and you're a domai...

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Fix Docker Container Restart Loop After Crash

If your Docker container keeps restarting after crashing, you're likely seeing a loop where the c...