Kubuntu Groovy Gorilla was released on October 22nd, 2020 with 9 months support.
As of July 22nd, 2021, 20.10 reached ‘end of life’.
No more package updates will be accepted to 20.10, and it will be archived to old-releases.ubuntu.com in the coming weeks.
The official end of life announcement for Ubuntu as a whole can be found here [1].
Kubuntu 20.04 Focal Fossa and 21.04 Hirsute Hippo continue to be supported.
Users of 20.10 can follow the Kubuntu 20.10 to 21.04 Upgrade [2] instructions.
Should for some reason your upgrade be delayed, and you find that the 20.10 repositories have been archived to old-releases.ubuntu.com, instructions to perform a EOL Upgrade can be found on the Ubuntu wiki [3].
Thank you for using Kubuntu 20.10 Groovy Gorilla.
The Kubuntu team.
[1] – https://lists.ubuntu.com/archives/ubuntu-announce/2021-July/000270.html
[2] – https://help.ubuntu.com/community/HirsuteUpgrades/Kubuntu
[3] – https://help.ubuntu.com/community/EOLUpgrades