How to update from a unsupported version of ubuntu to latest?
1520
How to install software or upgrade from an old unsupported release?
50810
No upgrade available for 19.04 from 18.10
31506
How do I update Ubuntu manually?
5882
How to upgrade Ubuntu from an ISO image
7580
How to safely upgrade from an older Ubuntu version to a newer one?
134786
Why doesn't Ubuntu ship an application, or the latest versions of some applications?
94545
How to update ubuntu's python with latest version from source?
140371
Update Ubuntu 10.04
56150
Can't upgrade/update ubuntu 18.04 as apt/dpkg error is showing up
133336
How do I update jQuery to the latest version I can download?
121201
Why can't I update applications without upgrading the whole OS?
63232
How to update kernel to the latest mainline version without any Distro-upgrade?
114305
On really old Ubuntu 6.06 - How to upgrade
63176
How can I update to Ubuntu 21.04?
23096
How to remove obsolete packages after failed release upgrade via do-release-upgrade on Ubuntu?
5820
How to fix the “Unable to calculate upgrade” issue from command line when upgrading from 12.04 to 14.04?
46461
Unsupported software?