While past the various freezes, the GNOME Shell and Mutter "43.rc" releases do bring some notable last minute changes. The Mutter 43 release candidate includes changes such as:
- Remembering of monitor scaling when switching configurations.
- Embedding the Wayland output name into screencast streams.
- Support for the max BPC connector property in addressing monitor issues .
- Improved heuristics for fallback monitor modes.
- Color management is now handled by Mutter rather than the GNOME-Settings-Daemon.
- Support for scanout of offscreen rotated-views.
- Avoid swapping redundant portions of buffers on-screen.
- NVIDIA with GBM now uses the atomic mode-setting path.
- Many crash and memory leak fixes along with other general bug fixes.
The full list of Mutter 43.rc changes can be found via this commit .
GNOME Shell 43 release candidate includes changes such as:
- Tweaking the quick settings appearance.
- Improved handling of recurring events.
- Working around a PipeWire regression for screencasts.
- Various other bug fixes, including memory leak fixes.
More details on the GNOME Shell 43.rc changes via this commit .
The GNOME 43.rc state marks the hard code freeze period beginning. The GNOME 43.0 stable release is expected to happen on 21 September.