Ubuntu 26.04 LTS Complete Guide: New Features and Upgrade
Ubuntu 26.04 LTS (Resolute Raccoon) released April 23, 2026. Linux 7.0, GNOME 50 (Wayland-only), sudo-rs, post-quantum SSH, NVIDIA CUDA natively in official repos (first Ubuntu LTS) — plus post-release: USN-8222-1 OpenSSH CVEs, USN-8227-1 curl, USN-8230-1 Docker, USN-8239-1 Apache, Apache2+PHP JIT issue, NVIDIA suspend bug fixed. 26.04.1 released August 27, 2026 — the automatic upgrade prompt for 24.04 LTS users follows a couple of weeks later, pending rust-coreutils regression backports.