Install elpa-key-chord by entering the following commands in the terminal:
sudo apt update sudo apt install elpa-key-chord
Description:
map pairs of simultaneously pressed keys to commands
This package permits an Emacs user to map commands to simultaneously pressed keys. This can be done buffer-local or globally. . In this package, a "key chord" is two keys pressed simultaneously, or a single key quickly pressed twice. . (Sometimes pressing SHIFT and/or META plus another key is call a chord, but not here. However SHIFT plus two normal keys can be a "key chord".)
Version: 0.6-1
Section: universe/lisp