Set Up The Plex Desktop And Flathub

• Install Flatpak:

  sudo dnf install flatpak
  

• Add the Flathub repository:

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

• Reboot:

  sudo reboot
  

• Install the Plex desktop:

  flatpak install flathub tv.plex.PlexDesktop