Many of you probably know the trick where you replace the DLSS DLL file in the game’s folder, but did you know that Geforce Experience updates the DLL on the fly? For Cyberpunk, this is the case:
As you can see, a different DLSS library is loaded by the game after the second start and when the *.bin file is renamed to *.dll the properties look like so:
Thus, 2.3.4 is being used without any user intervention whatsoever, provided GFE is running in the background.