24.04.1 LTS Noble Numbat The latest LTS version of Ubuntu, - Fast, free and full of new features. The latest release of Ubuntu Desktop delivers new tools and enhancements for developers, creators, gamers and administrators. Replace your current operating system or run Ubuntu alongside it. Ubuntu 24.04.1 LTS Noble Numbat The latest LTS version of Ubuntu, for desktop PCs and laptops. LTS stands for long-term support — which means five years of free security and maintenance updates, extended up to 12 years with Ubuntu Pro.