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
Fixed empty folders not being re-created when verifying a game installation.
Fixed a case where the user would be prompted to install an OS update for a second time after switching between game mode and desktop mode.
Desktop Mode
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Fixed the 'Add non steam game' option in the KDE right click context menu not automatically adding the selected application to the library.
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Allow the settings window to be resized.
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Fixed switching from fullscreen to windowed mode when a full-screen video is dismissed.
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Fixed notifications stealing focus when shown in overlay.
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Fixed overlay freezing when a file dialog is shown.
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Improved reliability of Back button
Source: https://store.steampowered.com/news/app ... 1415864940