This tutorial shows how to terminate a Unix screen session. It can accomplish it most of the time by calling the exist command; however, the command shared here is primarily helpful for unresponsive sessions.
1. Screen Command Review
If you are interested in learning more about the Unix command screen, the video below is excellent.
2. Terminate A Screen Session
Terminating a screen session is simple; you can use the command below:
$ screen -X -S [session # you want to kill] kill