Install eiciel by entering the following commands in the terminal:
sudo apt update sudo apt install eiciel
Description:
graphical editor for POSIX ACLs and extended user attributes
A graphical tool to manipulate POSIX ACLs and extended user attributes for the GNOME environment. It integrates nicely into the Nautilus file manager but also features a standalone application.
Homepage: https://rofi.roger-ferrer.org/eiciel/
Version: 0.9.12.1-1
Section: universe/gnome