The official Rockstar downloads page related to GTA VI includes free artwork, screenshots, trailers, and wallpapers

https://future-wiki.win/index.php/GTA_VI_for_free_a_Vice_City_i_stan_Leonida:_co_ju%C5%BC_ujawniono%3F

The official Rockstar downloads page related to GTA VI includes free artwork, screenshots, trailers, and wallpapers, but not a gta vi free download for the full game.