I'm using a packaged version of #Chiaki for #steamDeck called "#chiaki4deck"; it's a high-performance #RemotePlay experience to a Sony #PlaysStation 4/5 from Steam Deck, but my #PS5 and #PS4 challenge for a PIN because parenting, so currently I'm launching it to a dialog box as a workaround, but the maintainer of this fork has written some detail about the issue and workarounds here:

https://streetpea.github.io/chiaki4deck/setup/controlling/#default-controller-profile