"Upgrade in Upgrade Kubuntu amd64 in Jammy Daily" testcase does not describe a Kubuntu/KDE/Discover friendly process. Seems to be written for a GNOME-specific GUI.
Used instead:
1. Install all updates available for the release you want to upgrade
sudo apt update && sudo apt -y dist-upgrade
2. Ensure the upgrade process is looking for any new LTS version
"Upgrade in Upgrade Kubuntu amd64 in Jammy Daily" testcase does not describe a Kubuntu/ KDE/Discover friendly process. Seems to be written for a GNOME-specific GUI.
Used instead:
1. Install all updates available for the release you want to upgrade
sudo apt update && sudo apt -y dist-upgrade
2. Ensure the upgrade process is looking for any new LTS version
* Discover -> Settings > Software Sources properties- qt)
(or sudo software-
* Updates tab
* "Software Updates" section
* enable "Pre-released updates"
* "Release upgrade" section > "Show new distribution releases"
* select "Normal Releases"
* confirm it is looking for the intended version
sudo do-release-upgrade -d -c
3-4. Launch upgrade process
sudo do-release-upgrade -d