Ubuntu 23.10 distribution, officials recently announced that the daily build has enabled the GNOME 45 desktop environment, introducing new applications including Nautilus, Settings and Calendar.

The “Activities” label in the upper left corner of the GNOME 45 desktop environment has been replaced by an animated workspace indicator. Users can click and slide to switch to different workspaces. The currently selected workspace will be confirmed in the shape of a pill.
The picture is as follows, the original picture is a bit shaky:

The GNOME 45 desktop environment should improve the Quick Setting menu. On compatible keyboards, the backlight of some keyboards can be controlled by the keyboard instead of the system.
The new version also optimizes the settings app, introduces a new “details” widget, adjusts the position of the clock and calendar, and more.
Some new features of the GNOME 45 desktop environment, such as application magnifiers and screenshots, did not appear in Ubuntu 23.10. Ubuntu 23.10 is scheduled to be officially released on October 12, 2023.