It looks like my issue is related to this bug https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/2036765
I followed the steps in this post to fix my firefox https://discourse.ubuntu.com/t/ubuntu-23-10-beta-testing/38861/9 snap refresh --channel=latest/stable/ubuntu-23.10 firefox Firefox however semi broke again yesterday (clicking the icon didn't open it) $ firefox Content snap command-chain for /snap/firefox/3166/gnome-platform/command-chain/desktop-launch not found: ensure slot is connected $ snap refresh fixed firefox this time for me -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/2037228 Title: Firefox doesn't work after 23.10 upgrade Status in firefox package in Ubuntu: Incomplete Status in snapd package in Ubuntu: Incomplete Bug description: Firefox doesn’t work after upgrading from 23.04 to 23.10 beta. The Firefox icon disappeared from my sidebar during the upgrade process. 'snap list' shows firefox stable is installed, trying to run the command firefox says: Command '/usr/bin/firefox' requires the firefox snap to be installed. Please install it with: snap install firefox $ lsb_release -rd No LSB modules are available. Description: Ubuntu Mantic Minotaur (development branch) Release: 23.10 $ apt-cache policy firefox firefox: Installed: 1:1snap1-0ubuntu3 Candidate: 1:1snap1-0ubuntu3 Version table: *** 1:1snap1-0ubuntu3 500 500 http://archive.ubuntu.com/ubuntu mantic/main amd64 Packages 100 /var/lib/dpkg/status To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/2037228/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp