We have just shipped an updated Steam Deck Client to the Stable (default) channel.
Steam Input
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Fixed forcefully updating controller layouts when a game using game-bundled Steam Input API configurations updates their official configuration
(This client was re-released a couple of hours later to fix a regression that caused some Steamworks enabled multiplayer game sessions to fail to connect)
Source: https://store.steampowered.com/news/app ... 9842866010