On Wed, 6 Jun 2018 06:51:36 +0200 steve <dlist@bluewin.ch> wrote: > Le 05-06-2018, à 21:45:24 -0700, HP Garcia a écrit : > > >I'm trying to install Gimp 2.10.2. I tried adding the flatpack > >repository but it message "sudo: add-apt-repository: command not > >found" > > Have you the software-properties-common package installed? > > If not install it then relaunch your command. > No, I didn't know I needed that. -HP