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

How to Fix Remote Desktop Port 3383 Already in Use

When you try to start a Remote Desktop session and get an error that port 3389 is already in use,...

How to Unlock a File Locked by Task Scheduler

You try to edit, move, or delete a file and get an error like “The action can’t be completed beca...

How to Fix Windows Update Access Denied Error in Command Prompt

Fix Jupyter Notebook Token Not Working on Ubuntu

You launch Jupyter Notebook on Ubuntu, but when you open the URL in your browser, the token promp...

Fix Windows Search Update Stuck on Installing

You see a Windows Search update stuck on 'Installing' in Windows Update. The progress bar doesn't...

Fix 'ffmpeg command not found' in Docker Container

If you see ffmpeg: command not found when running a Docker container, ffmpeg is simp...