How to download the Steam version with DLSS 3 (Cyberpunk 2077)

Comrades, I think some already retarded person bought a 4080, everyone plays cyberpunk with dlss 3 and I don’t have frame generation version of the game 1.61, it’s like some people mentioned that you need to install some kind of press build from nvidia, but how is it do? I didn't find anything, please help.