Previous non-LTS release of Ubuntu, Ubuntu 15.10 Wily Werewolf has reached end of life on 28th June of 2016. This means no more updates will be available for this release and all existing users are recommended to upgrade their system to newer versions of Ubuntu.
As per Canonical policy life time of LTS(Long Term Supported) releases is 5 years and it is 9 months for non LTS releases. For official community LTS releases of Ubuntu such as Kubuntu, Lubuntu, XUbunut ..etc life time is 3 years. During the life time of a distribution Ubuntu maintain packages and provide security updates for critical issues reported.
Ubuntu 15.10 was released on 22nd October 2015 and being a non-LTS release it has completed it's 9 months of life period and has reached its predefined end of life.
As per Canonical policy life time of LTS(Long Term Supported) releases is 5 years and it is 9 months for non LTS releases. For official community LTS releases of Ubuntu such as Kubuntu, Lubuntu, XUbunut ..etc life time is 3 years. During the life time of a distribution Ubuntu maintain packages and provide security updates for critical issues reported.
Ubuntu 15.10 was released on 22nd October 2015 and being a non-LTS release it has completed it's 9 months of life period and has reached its predefined end of life.
This is a follow-up to the End of Life warning sent earlier this montho confirm that as of today (July 28, 2016), Ubuntu 15.10 is no longerupported. No more package updates will be accepted to 15.10, andt will be archived to old-releases.ubuntu.com in the coming weeks.You can find a mail announcing end of Ubuntu 15.10 on Ubuntu Announce mailing list.
Ubuntu announced its 15.10 (Wily Werewolf) release almost 9 monthsgo, on October 22, 2015. As a non-LTS release, 15.10 has a 9-monthonth support cycle and, as such, the support period is now nearingts end and Ubuntu 15.10 will reach end of life on Thursday, July8th. At that time, Ubuntu Security Notices will no longer includenformation or updated packages for Ubuntu 15.10.