Valve has shipped a small update/patch to the Steam Deck Client's Preview/Beta channel.
The minor updates are as follows:
General:
Fixed error when accessing notes in the BPM overlay
Fixed default start-up animation when docked
Desktop Mode:
Fixed the refresh button on the server browser dialog needing to be scrolled into view
This small patch is in addition to a very recent update only yesterday. You can find today's update here.