How do I upgrade from 12.10 to 13.04?
7580
How to safely upgrade from an older Ubuntu version to a newer one?
78587
How do I update core to 8.5?
114305
On really old Ubuntu 6.06 - How to upgrade
144172
How to upgrade to a point release from the same base release (12.04 to 12.04.03)
126659
upgrade from 11.10 to 12.04 - No upgrade option available in update manager
50810
No upgrade available for 19.04 from 18.10
1520
How to install software or upgrade from an old unsupported release?
119595
Is it necessary to upgrade to 14.04 LTS or can I stand in 12.04 LTS forever with no problem?
12614
Upgrade problem
24165
Upgrade to version newer than repositories
105335
How do I upgrade my Ubuntu server from one LTS version to another? Is this safe?
11166
"Require Installation Of Untrusted Packages" while upgrading with the update manager
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
35093
Upgrading from the command line?
31670
How to update 8.0.x to 8.1.x with composer?
158735
How to update Wine to the latest version?
128471
How do I update from 9.0.10 to 9.1.0?