SUMMARY I can't update neon unstable to 22.04. $ pkcon refresh && pkcon update Refreshing cache [=========================] Loading cache [=========================] Downloading packages [=========================] Running [=========================] Finished [=========================] Disabled file:/var/lib/preinstalled-pool focal InRelease Enabled file:/var/lib/preinstalled-pool focal Release Enabled file:/var/lib/preinstalled-pool focal Release Enabled file:/var/lib/preinstalled-pool focal Release.gpg Enabled https://deb.opera.com/opera-developer stable InRelease Enabled https://deb.opera.com/opera-stable stable InRelease Enabled http://archive.ubuntu.com/ubuntu focal InRelease Enabled http://security.ubuntu.com/ubuntu focal-security InRelease Disabled https://repo.vivaldi.com/snapshot/deb stable InRelease Enabled https://repo.vivaldi.com/snapshot/deb stable Release Enabled https://deb.opera.com/opera-developer stable InRelease Enabled http://archive.ubuntu.com/ubuntu focal-updates InRelease Enabled http://ppa.launchpad.net/cappelikan/ppa/ubuntu focal InRelease Enabled https://deb.opera.com/opera-stable stable InRelease Enabled http://archive.ubuntu.com/ubuntu focal InRelease Enabled http://ppa.launchpad.net/fredcox-p/crazydiskmark/ubuntu focal InRelease Enabled http://security.ubuntu.com/ubuntu focal-security InRelease Disabled http://ddebs.ubuntu.com focal InRelease Enabled https://repo.vivaldi.com/snapshot/deb stable Release.gpg Enabled http://ppa.launchpad.net/openshot.developers/libopenshot-daily/ubuntu focal InRelease Disabled http://ddebs.ubuntu.com focal-updates InRelease Enabled http://archive.ubuntu.com/ubuntu focal-updates InRelease Enabled https://ppa.launchpadcontent.net/mozillateam/ppa/ubuntu focal InRelease Enabled http://ppa.launchpad.net/cappelikan/ppa/ubuntu focal InRelease Disabled http://ddebs.ubuntu.com focal-proposed InRelease Enabled http://ppa.launchpad.net/videolan/master-daily/ubuntu focal InRelease Enabled http://ppa.launchpad.net/fredcox-p/crazydiskmark/ubuntu focal InRelease Enabled http://archive.neon.kde.org/unstable focal InRelease Enabled http://ppa.launchpad.net/openshot.developers/libopenshot-daily/ubuntu focal InRelease Enabled https://ppa.launchpadcontent.net/mozillateam/ppa/ubuntu focal InRelease Enabled http://ppa.launchpad.net/videolan/master-daily/ubuntu focal InRelease Enabled http://ddebs.ubuntu.com focal Release Enabled http://ddebs.ubuntu.com focal-updates Release Enabled http://archive.neon.kde.org/unstable focal InRelease Enabled http://ddebs.ubuntu.com focal Release.gpg Enabled http://ddebs.ubuntu.com focal-updates Release.gpg Enabled http://ddebs.ubuntu.com focal-proposed Release Enabled http://ddebs.ubuntu.com focal-proposed Release.gpg Getting updates [=========================] Finished [=========================] No packages require updating to newer versions. $ sudo do-release-upgrade Checking for a new Ubuntu release Please install all available updates for your release before upgrading. Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.26.80 KDE Frameworks Version: 5.100.0 Qt Version: 5.15.6 Graphics Platform: Wayland
I uninstalled some dbgsym packages from 'proposed' ubuntu repo reported by apt as 'upgradeable' and the upgrade was successful.