Ubuntu 26.10 release notes
Summary
Ubuntu 26.10 release notes detail nine months of support, new GNOME 51 desktop features, and a series of infrastructure and hardware updates. Highlights include TPM-backed FDE, a switch to dbus-broker, OpenSSH packaging split, Linux kernel 7.3, and OpenSSL 4, with extensive cloud, security, and system improvements. The notes also cover bug fixes, backward-incompatible changes, and known issues for desktop, server, and WSL variants.