Can't upgrade to 14.04 due to update-manager-kde being in the removal blacklist
12614
Upgrade problem
120436
Point Release upgrade from 14.04.1 to 14.04.2?
119218
BRACKETS removed by upgrade to 17.04 and now I can't install it
112955
How can I upgrade Ubuntu from 19.10 to 20.04 without losing packages?
40100
How do I install and uninstall kubuntu desktop environment?
249
How do I fix this "E: Type '*' is not known on line * in source list ..." update error?
85724
Cannot update/get any packages. gedit not installed
65612
How to delete/remove manually apt added repositories?
145237
List available updates but do not install them
5316
Update from 14.04 to 16.04 failed with GPG error
80233
Upgrade to 20.04 from 19.10 isn't available
15687
How do I resume a release upgrade?
126659
upgrade from 11.10 to 12.04 - No upgrade option available in update manager
75798
How to upgrade to the latest GNOME version?
89856
How to resume the interrupted upgrade from 14.10 to 15.04?
100494
Update Manager asking me to update kernel but apt-get upgrade does not?
109624
How do I tell apt to never upgrade a particular package?