ubuntu的版本生命周期
Releases https://wiki.ubuntu.com/Releases List of releases Ubuntu Website release cycle page Current Version Code name Docs Release End of Standard Support End of Life Ubuntu 19.10 Eoan Ermine Release Notes October 17, 2019 July, 2020 July, 2020 Ubuntu 18.04.4 LTS Bionic Beaver Changes February 12, 2020 April 2023 April 2028 Ubuntu 18.04.3 LTS Bionic Beaver Changes August 8, 2019 April 2023 April 2028 Ubuntu 18.04.2 LTS Bionic Beaver Changes February 15, 2019 April 2023 April 2028 Ubuntu 18.04.1 LTS Bionic Beaver Changes July 26, 2018 April 2023 April 2028 Ubuntu 18.04 LTS Bionic Beaver