Prevent upgrading of ubuntu 16.04 to 18.04
102344
How to set "Notify me of a new Ubuntu version" on command line
78397
How to skip kernel update?
83107
12.04 continuously offering partial upgrade
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
64127
How can I prevent installation of a specific package on Linux Mint?
58888
Change Ubuntu 17.04 to Ubuntu 16.04.2 LTS
157071
Registry key / GPO to disable and block Windows 10 upgrade?
67481
How to revert a do-release-upgrade?
143443
Prevent Windows 10 from installing/updating a specific driver?
116035
Interrupting apt-get dist-upgrade: what could happen?
74990
Error while trying to upgrade from Ubuntu 18.04 to 18.10: "Please install all available updates for your release before upgrading."
69312
How to permanently block KB4012218, KB4012219 and releated updates?
101714
Is there any way to roll back the most recent upgrade?
43648
Why isn't an upgrade to 20.04 from 18.04 available yet?
107009
ubuntu 18.04 apt-get upgrade problem "redirection loop encountered."
20399
How do I upgrade from 14.04 LTS to 16.04.1 LTS?
44123
How to stop 16.04.2 with HWE kernel from updating to 4.4 kernels