Install cm-super-x11 by entering the following commands in the terminal:
sudo apt update sudo apt install cm-super-x11
Description:
Make the cm-super fonts available to X11
This package makes the cm-super fonts available to X11. This package does not contain any fonts itself but allows one to reuse the cm-super fonts as X11 screen fonts.
Version: 0.3.4-11
Section: universe/tex