Sorry for wasting your time; this ticket can probably be closed. After spending a few days with the Flatpak backend, I don't think it should be installed or made the default yet. I'm going to continue to polish it upstream. If and when it's ready, I'll open a new ticket.
That said, there is something that Kubuntu's Discover packaging can do: add Flathub by default, so the user doesn't have to: https://bugs.launchpad.net/ubuntu/+source/plasma-discover/+bug/1737645 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1737466 Title: Kubuntu Discover packaging uses packagekit backend by default; should instead default to Flatpak To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/plasma-discover/+bug/1737466/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs