How can I update ubuntu to kubuntu?
51364
Ubuntu to Kubuntu switch!
40100
How do I install and uninstall kubuntu desktop environment?
62426
Should I use KUbuntu or Ubuntu 16.04 for KDE Plasma desktop environment?
35973
Ways to update Ubuntu (debian-based distros) offline
67365
How to install another Ubuntu alongside different version of Ubuntu?
75798
How to upgrade to the latest GNOME version?
9901
How to upgrade from 18.10 to 19.10, using the command line?
88329
Canonical replacing Unity with gnome-shell in Ubuntu 18.04 what now?
109539
How can I perform an offline upgrade using Ubiquity on the installation disc?
21323
Where can I download the latest release of Ubuntu?
9738
How can I replace Windows with Ubuntu?
129223
Ubuntu upgrade from 17.04 to 18.04
74457
I want to completely replace Ubuntu with Lubuntu
1520
How to install software or upgrade from an old unsupported release?
138332
How to replace lubuntu for ubuntu desktop ?
112955
How can I upgrade Ubuntu from 19.10 to 20.04 without losing packages?
40767
How to completely remove kubuntu-desktop from Ubuntu