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.
Note: this update was re-released with the following additional fixes:
-  Fixed a crash that could occur if toggling bandwidth limits while a game download is in flight, or if cloud syncs while a game download is in flight.
 
-  Fixed issues in sign in UI when switching between entering a Steam Guard code and entering a backup code
 
-  (Steam Deck Desktop) Fixed file type filters for non-Windows platforms in the Add Non-Steam Game dialog
General-  Added soundtrack playback controls to the library and quick access menu
Steam Desktop Mode-  Fixed issues with the main window rendering black due to GPU compositing being disabled
 
-  Fixed login dialog briefly showing when shutting down the Steam Client
 
-  Updated some icons in the Settings dialog
 
-  The game is ready for preload & game released spotlight in the library will no longer show for users who own the game through family sharing
 
-  Added a 'Compatibility' tab to Settings where SteamPlay settings can be changed.
 
 In-Game Overlay
 -  Fixed overflow of friend icons
 
-  No longer close chat windows when toggling the visibility of the Friends List from the Toolbar
 
-  Added Players section and a button to view the Players dialog
 
 Screenshot Manager
 -  Screenshots now are letterboxed, instead of squished; if they are a different aspect ratio than 16:9
 
-  Fixed issue where the Screenshot Manager would not switch to a new selection if it was already open
 
 Players Dialog
 -  Added users in the current game to the top of the list when sorted by time
 
-  Added friend status to the rightmost column