Ubuntu upgrade path from 13.04 to 14.04
211
Can I skip over releases when upgrading?
35243
Is it safe to do-release-upgrade from 12.04.4 to 14.04.1?
9901
How to upgrade from 18.10 to 19.10, using the command line?
112955
How can I upgrade Ubuntu from 19.10 to 20.04 without losing packages?
57534
The difference between the different APT upgrade commands
89856
How to resume the interrupted upgrade from 14.10 to 15.04?
60606
Upgrading to Ubuntu 13.04 with live USB on dual boot system
120436
Point Release upgrade from 14.04.1 to 14.04.2?
144507
No facility exists in Update Manager to upgrade to a new version, why?
144172
How to upgrade to a point release from the same base release (12.04 to 12.04.03)
14631
Can someone clarify Ubuntu (Debian) dist-upgrade for me?
83960
How do I change my update server in Ubuntu 18.04?
100494
Update Manager asking me to update kernel but apt-get upgrade does not?
52190
How and when is old-releases.ubuntu.com updated?
63232
How to update kernel to the latest mainline version without any Distro-upgrade?
13832
How to update Ubuntu terminal?
134530
Can I look at the upgrade log after a distribution upgrade?