Install caja-sendto by entering the following commands in the terminal:
sudo apt update sudo apt install caja-sendto
Description:
integrates email clients and Pidgin into the Caja file manager
Caja is the official file manager for the MATE desktop. This package adds extended functionality to the Caja file manager. . The Caja Send To extension provides the Caja file manager with a context menu component for quickly sending files to given email addresses, contacts on a Pidgin or Gajim instant messaging list, through Thunderbird/Icedove, or through Claws Mail. . Caja Send To also provides the option of compressing the files (tar.bz2, tar.gz, or zip) before sending.
Homepage: http://www.mate-desktop.org/
Version: 1.20.0-1
Section: universe/x11