Kubuntu 26.10 Release Notes October 15, 2026 The Latest KDE Plasma on Ubuntu’s Newest Interim Release The Kubuntu team is happy to announce the release of Kubuntu 26.10, codenamed “Stonking Stingray”! Building on the Ubuntu 26.10 base released today by Canonical, Kubuntu 26.10 ships Plasma 6.7 (6.7.5) alongside Qt 6.11.2, KDE Frameworks 6.29.0 and KDE Gear 26.08.1, on Linux kernel 7.3. Kubuntu 26.10 is an interim release and will receive security updates and critical fixes for 9 months, until July 2027.

Stonking Stingray is out. Here’s the stack, how to upgrade, a Virtual Desktops tip and a Discover pick. Kubuntu 26.10, codenamed Stonking Stingray, is out today, Thursday 15 October 2026, released on the same day as the Ubuntu 26.10 base. It is an interim release, supported with security updates and critical fixes for nine months, until July 2027. If you need long-term support, Kubuntu 26.04 LTS remains supported until April 2029.

The Kubuntu team is proud to announce the Beta release of Kubuntu 26.10 — Stonking Stingray, stepping toward our October 2026 release. This is your chance to preview the next edition, put it through its paces, and help us deliver a polished final release. This is a pre-release. It is intended for testing, not production use. Systems may encounter instability. If you need reliability, stick with Kubuntu 26.04 for now.

Kubuntu 26.04 LTS Resolute Raccoon Released April 23, 2026 Bringing the Best of KDE to Ubuntu’s Long-Term Foundation The Kubuntu team is thrilled to announce the release of Kubuntu 26.04 LTS, codenamed “Resolute Raccoon”! As a community-driven flavour of Ubuntu, Kubuntu continues its mission to deliver the cutting-edge KDE software ecosystem on top of Ubuntu’s rock-solid foundation. This Long-Term Support release, aligned with Ubuntu’s two-year LTS cycle, brings together the freshest stable KDE software with the reliability and security users depend on for years to come.

The Kubuntu team is proud to announce the Beta release of Kubuntu 26.04 LTS — Resolute Raccoon, stepping toward our April 2026 release. This is your chance to preview the next Long-Term Support edition, put it through its paces, and help us deliver a polished final release. This is a pre-release. It is intended for testing, not production use. Systems may encounter instability. If you need reliability, stick with Kubuntu 25.