Install emacs25-common by entering the following commands in the terminal:
sudo apt update sudo apt install emacs25-common
Description:
GNU Emacs editor's shared, architecture independent infrastructure
GNU Emacs is the extensible self-documenting text editor. This package contains the architecture independent infrastructure that's shared by emacs25, emacs25-lucid, and emacs25-nox.
Homepage: http://www.gnu.org/software/emacs/
Version: 25.2+1-6
Section: editors