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Bazzite Linux has dropped a new kernel and Mesa update into its testing branch to prepare for the upcoming version 44 release. Security protocols now include signed ISOs while image sizes shrink by shifting emulation tools to the separate DX variant. Handheld owners will notice TDP control moving directly into the Steam UI alongside an OpenGamepadUI overlay for better access to hidden settings. Desktop users can test these changes right now but should hold off on updating handheld images until the team confirms stability.



Bazzite Linux updates deliver kernel gains and security fixes for desktop users

The latest status update from Kyle Gospodnetich confirms that a new kernel has landed in the testing branch for Bazzite Linux Desktop users. This shift paves the way for the major Bazzite 44 release with significant changes to image size and security protocols. Owners should check how these Bazzite Linux updates affect their specific hardware setup before switching branches since testing builds can introduce regressions on older handhelds.

Bazzite Linux updates bring kernel gains and security fixes

The move to version 6.19.10 of the OGC kernel brings stability improvements that power users will appreciate immediately. Mesa has jumped to 26.0.4 which means better graphics performance for those running AMD or Intel hardware without needing external repositories. Security is also getting a serious overhaul with SBOMs and build attestation now powering the changelogs. This addition ensures that the signed ISOs actually match what the system expects during installation. It removes the guesswork when verifying if an image has been tampered with before it ever touches the drive. Some users might find this overkill for a home lab but it is essential for anyone distributing or sharing their own custom images derived from the base.

Image size reduction saves storage space

One of the most practical changes is a one gigabyte reduction in total image size thanks to moving QEMU and ROCM to Bazzite-DX. This move makes sense because not every desktop user needs these specific tools for emulation or open compute workloads on their daily machine. A new rechunker will further shrink images using Red Hat’s Chunkah and ZSTD compression soon. Software bloat is also being addressed since Sunshine is no longer preinstalled in the image itself. Users can now install it via ujust if they need remote streaming capabilities but want to keep the footprint minimal. It feels like a relief to see actual housekeeping happening rather than just adding new features that make the ISO larger without utility.

Handheld and Steam UI improvements aim for smoother play

The development team is focusing heavily on the Gamemode, handheld, and HTPC images to sync with what Valve ships today. An OpenGamepadUI-based overlay will provide options that are not exposed in the standard Steam interface anymore. TDP control moves entirely into the Steam UI through SteamOS-Manager and PowerStation for better battery management on devices like the Legion GO 2. Accurate changelogs displayed directly within the Steam Update UI mean users know exactly what changed after a patch installs. These fixes address common complaints about update confusion on handheld hardware where screen real estate is at a premium.

Testing builds require patience but feedback helps polish the stable release when Fedora 44 launches for the wider ecosystem. Users can run brh rebase testing to try these changes early or stay on stable until the team announces readiness for handheld images. It is worth reporting any issues found in the testing channel since every bug report contributes to a smoother experience for everyone involved.

Bazzite April 2026 Update

Hello folks! It’s that time of year again. I’m excited to share that the new kernel has officially landed in the :testing branch for our Desktop users! This brings a number of improvements to Bazzite 43 as we gear up for the major Bazzite 44 release. Here’s what’s new: 6.19.10 OGC Kernel Mesa 26.0.4 SBOMs (Which now power our changelogs), Build Attestation, OpenSSF security scanning, and signed ISOs.

Bazzite April 2026 Update