Note: This update is for the Steam Deck Beta and Preview channels, and includes new features that are still being tested. You can opt into this in Settings > System > System Update Channel.
The Steam Client Beta has been updated with the following changes:
General-  Add new notification indicators
 
-  Fixed a navigation issue in the Quick Access Menu showing the last section, instead of the Performance section, when selecting the Battery icon in the header
Desktop Mode-  Fixed category capsules overflowing into the app details page when the window is very narrow
 
-  Updated Controller Summary page so that it scales better at different sizes
 
-  Fixed menu bar items not opening on hover when window was not focused.
 
-  View All Achievements now shows the new Achievements panel that was previously only available in the in-game overlay
 
-  Added new "In Progress" section to the Achievements panel, which also can be sorted.
 
-  Made the Achievements panel pinnable and reduced its minimum size in the in-game overlay. Together with the new "In Progress" section, users can use this as a way to keep track of Achievements while in-game.
 
-  Remove notifications 48 hours after they were viewed
 
-  Add new notification bell in the header for Big Picture Mode (not yet available on Steam Deck)
 
-  Fixed notification popups for family sharing and download events not appearing while in game
 
-  Changed the text in the Hardware Information and Steam Runtime Information dialogs to be mouse selectable.
Steam Input-  Updated Controller Summary page so that it scales better at different sizes
 
-  Added mouse position dialog to configurator w/ support for transparency to the game or using your screenshots for position
 
-  Fixed a regression w/ exporting configs from recent beta