Seems that's an issue with snaps and not specific to firefox, at least trying with evince it has the same issue
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1948954 Title: snap packaged version of Firefox is inaccessible with Orca screen reader. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/snap/+bug/1948954/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs