Upgrading to new release when previous release reaches end of life
1520
How to install software or upgrade from an old unsupported release?
2136
How to roll back Ubuntu to a previous version?
2670
Why is "No new release found" when upgrading from a LTS to the next?
30754
Cannot update: "No available releases found"
109539
How can I perform an offline upgrade using Ubiquity on the installation disc?
84053
Is upgrading from LTS to LTS as reliable as doing a fresh install?
125703
Is there a way to run an update and upgrade in one command?
67481
How to revert a do-release-upgrade?
64558
What does `do-release-upgrade` really do?
51614
What will happen if i will terminate the update in between (from the terminal)
110148
Why does `do-release-upgrade` skip a version?
4660
Should I be offered the option to upgrade to 18.04.1?
97346
Is it possible to skip releases during an upgrade?
83074
Why does the separation of update and upgrade even exist?
66915
How to request a package upgrade in the next Ubuntu release
473
I installed an alpha or beta, am I up to date with the final release if I keep upgrading?
10709
Can i upgrade ubuntu without losing my apps and files?