I tested the release upgrade process from Cosmic to Disco and confirm that there are no icons throughout all stages of the upgrade process screenshots attached.
** Attachment added: "bug-1797384-upgrade-available.png" https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1797384/+attachment/5214242/+files/bug-1797384-upgrade-available.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1797384 Title: release upgrader has no icon in gnome-shell dock To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1797384/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs