ColdBrew

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 to 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 letter boxed, 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 rightmost column

Source: https://store.steampowered.com/news/app ... 9849730423