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Another version of Ubuntu is here, at the time of writing it’s 20.04 “Focal Fossa” but these steps apply to former and (near) future versions alike to upgrade your existing install. The amount of time required to perform the upgrade will typically take 10-40 minutes depending on your configuration.
sudo apt update
sudo apt dist-upgrade
sudo apt install update-manager-core
sudo nano /etc/update-manager/release-upgrades
Update this file to read “Prompt=normal”
sudo do-release-upgrade -c
If you are attempting this upgrade prior to the official release date – you will need to use the following command to install development builds:
sudo do-release-upgrade -d
After a series of prompts and file preservations pertaining to the upgrade, your system will be running the latest version of Ubuntu after a reboot.
During the process my upgrade terminated halfway through on an iscsi package – i was able to boot back into the system with the 5.32 kernel and after some tinkering i was able to “save” the system by continuing the installation via:
dpkg -a --configure
It is likely, had I not rebooted the system i would have been able to continue the installation by reconnecting and executing: