The Steam deck client beta has been updated with some fixes mostly for desktop mode.
Added ability to move the standalone & overlay keyboard. The keyboard will cycle through a set of positions.
Fixed controller input in the windowed version of the controller configurator
Added mouse buttons to the events that will skip the start-up movie
You can find the full release notes here https://store.steampowered.com/news/app/1675200/view/3635002625404567686