Ubuntu 25.04 (Plucky Puffin) will reach its end of life on January 15, 2026, marking the date when no further updates or support will be available. This includes security patches, bug fixes, and other essential updates that are crucial to keeping systems secure. Users running Ubuntu 25.04 are highly recommended to upgrade to the latest supported version, Ubuntu 25.10, for continued stability and security.

Ubuntu 25.04 will reach its end of support on January 15, 2026

Ubuntu 25.04 Plucky Puffin will reach its end of life on 15th January 2026. When January 15, 2026 arrives, Ubuntu Security Notices will cease providing updates and critical information specifically tailored for Ubuntu 25.04 users. This means that security patches, bug fixes, and other essential updates will no longer be available for the Plucky Puffin release.

If you're currently running on Ubuntu 25.04, it's highly recommended to upgrade to the latest supported version, Ubuntu 25.10. For those looking to make the transition, detailed instructions can be found at the Ubuntu documentation portal.

It's worth noting that Ubuntu 25.10 remains under active development, with ongoing security updates and targeted bug fixes ensuring a stable experience for users.