Any of the applications might crash. Those are following things that might help find the problem:
Event Viewer in Windows.Custom Events > Administrative Events find recent .NET Runtime.FanControl.exePerformanceOverlay.exePowerControl.exeSteamController.exeexception.

With the DS4 support the Steam Deck Tools support PS Remote Play natively. However, due to some flickering of OSD (via RTSS) it is required to configure RTSS to the exact below settings:
