Step-by-step – JDownloader Installation in Ubuntu 22.04

Installing

2. 2. Installing JDownloader

   Then to Install JDownloader Flatpak App on Ubuntu 22.04
   (In case first see: Terminal QuickStart Guide.
   )
   To setup the Repo play:

   flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo

   For further Insight see the Flatpak Official Documentation.
   And after:

   flatpak install https://dl.flathub.org/repo/appstream/org.jdownloader.JDownloader.flatpakref

   The Flatpak App Setup do Not need the sudo Command because then it Runs confined into a Sandbox.
   Then Confirm the proposed Setup with ‘Enter’ and Wait patiently until the App is Downloaded and Installed.

3. 3. Launching JDownloader

   Finally, Launch & Enjoy JDownloader
   Use the Desktop Launcher:

   
   Of from Shell with:

   flatpak run org.jdownloader.JDownloader