https://canonical.com/blog/ubuntu-16-04-lts-has-reached-the-end-of-standard-expanded-security-maintenance-with-ubuntu-pro-here-are-your-options
Ubuntu 16.04 LTS has reached the end of standard Expanded Security Maintenance with Ubuntu Pro....
Ubuntu 16.04 LTS (Xenial Xerus) reached the end of its five-year Expanded Security Maintenance (ESM) window in April 2026. If you are still running 16.04, it...
expanded security maintenancethe endubuntultsreached