How to allow access to serial ports

If you are using hardware (e.g. hobbyist machines, stenotype machines, QMK keyboards) that use serial modes (Gemini PR, TX Bolt), you need allow access to serial ports.

Allowing access to serial ports

 * 1) Find out which group owns the port by running ,  which is usually where your machine will show up. This group is usually either   or  , depending on your Linux distribution.
 * 2) Add yourself to the group by running , replacing the group and user appropriately. For example,   or
 * 3) Restart your session, for example by logging out and in again, or rebooting