Path of Exile 2 Game doesn't launch through Steam...

I can't launch the game for some reason. I just get a 3 second black screen, then it shuts down...

This is the POE 1 tech support forum. You want the early access bug forum (since there isn't a early access technical support forum for whatever reason).

Clicking report post under your name, you can request to have the thread moved to the proper location, increasing your chances of resolution.