Step-by-step – FFmpeg Xubuntu 20.04 Installation

Installing

2. 2. Enabling FFmpeg PPA Repo

   Add FFmpeg PPA for Xubuntu GNU/Linux

   Install FFmpeg Repo for Xubuntu

   FFmpeg PPA for Xubuntu

   Skip the Repo Setup if you simply want Installed the ffmpeg from the Focal Repo.

3. 3. Installing FFmpeg

   Then to Install FFmpeg in Xubuntu
   Simply play:

   sudo apt install ffmpeg x264 x265