How to upgrade GTK 3.18 to 3.20 on ubuntu 16.04?
75798
How to upgrade to the latest GNOME version?
12578
How do I upgrade to a newer version of Ubuntu?
140850
Why does do-release-upgrade on Xubuntu running version 18.04 not offer to update to 20.04.1?
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
132495
14.04.5 to 16.04 Update failed - xenial.tar.gz.gpg missing
38463
python3 is not supporting gtk module
9901
How to upgrade from 18.10 to 19.10, using the command line?
106078
Can gtk2 themes be converted to gtk3 themes?
60659
Install newer package version from trusty-backports
21790
QGtkStyle was unable to detect the current GTK+ theme
63232
How to update kernel to the latest mainline version without any Distro-upgrade?
102559
How to install package from newer distribution?
25678
How to do a minimal install of 20.04?
27534
How do I install and use the latest version of GNOME?
31892
New "Ubuntu Software" not working (16.04)
36848
How do I safely install an older/newer version of Python?
10914
Can I apply a different GTK3 theme from the main one to an individual application?