why ubuntu does not offer upgrade to 21.04?
63176
How can I update to Ubuntu 21.04?
59088
How to upgrade to a newer release of Ubuntu using the Live CD?
56225
Do I have to download both the 14.04 and the 14.04.1 versions of ubuntu?
1520
How to install software or upgrade from an old unsupported release?
30754
Cannot update: "No available releases found"
140850
Why does do-release-upgrade on Xubuntu running version 18.04 not offer to update to 20.04.1?
64558
What does `do-release-upgrade` really do?
72152
Upgrading 16.04 to 16.04.1
127766
how to upgrade my Debian package with minor changes
9901
How to upgrade from 18.10 to 19.10, using the command line?
51350
While updating the ubuntu 16.04 does not have a Release file Error
155154
I am currently using 19.04 and I got "No new release found for 19.10"
119595
Is it necessary to upgrade to 14.04 LTS or can I stand in 12.04 LTS forever with no problem?
10709
Can i upgrade ubuntu without losing my apps and files?
56150
Can't upgrade/update ubuntu 18.04 as apt/dpkg error is showing up
7095
How do I install different (upgrade or downgrade) PHP version in still supported Ubuntu release?
23713
What is "dist-upgrade" and why does it upgrade more than "upgrade"?