Here's an attachment illustrating the issue. This can happen if there are updates which are phasing but which are not installed on the system.
** Attachment added: "phased-updates-do-release-upgrade.png" https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1799710/+attachment/5205666/+files/phased-updates-do-release-upgrade.png ** Changed in: update-manager (Ubuntu) Status: New => Triaged ** Changed in: update-manager (Ubuntu) Importance: Undecided => High ** Also affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Triaged ** Changed in: ubuntu-release-upgrader (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799710 Title: 18.04->18.10: update-manager don't show upgrade page To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1799710/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs