Install mailutils-mh by entering the following commands in the terminal:
sudo apt update sudo apt install mailutils-mh
Description:
GNU mailutils-based MH utilities
GNU Mailutils is a rich and powerful protocol-independent mail framework. It contains a series of useful mail libraries, clients, and servers. . These are the GNU mailutils MH utilities. It is an implementation of MH, a collection of small shell programs to read and handle mail in a very flexible way.
Homepage: https://www.gnu.org/software/mailutils/
Version: 1:3.4-1
Section: universe/mail