Are you using Kubuntu 25.04 Plucky Puffin, our current stable release? Or are you already running our development builds of the upcoming 25.10 (Questing Quokka)? We currently have Plasma 6.3.90 (Plasma 6.4 Beta1) available in our Beta PPA for Kubuntu 25.04 and for the 25.10 development series. However this is a Beta release, and we should re-iterate the disclaimer: DISCLAIMER: This release contains untested and unstable software. It is highly recommended you do not use this version in a production environment and do not use it as your daily work environment.

We are pleased to announce that the Plasma 6.3.5 bugfix update is now available for Kubuntu 25.04 Plucky Puffin in our backports PPA. As usual with our PPAs, there is the caveat that the PPA may receive additional updates and new releases of KDE Plasma, Gear (Apps), and Frameworks, plus other apps and required libraries. Users should always review proposed updates to decide whether they wish to receive them. To upgrade:

The beta of Kubuntu Plucky Puffin (to become 25.04 in April) has now been released, and is available for download. This milestone features images for Kubuntu and other Ubuntu flavours. Pre-releases of Kubuntu Plucky Puffin are not recommended for: Anyone needing a stable system Regular users who are not aware of pre-release issues Anyone in a production environment with data or workflows that need to be reliable They are, however, recommended for: