Rockstar has not announced a gta vi free download for the full title

https://mike-wiki.win/index.php/GTA_VI_for_free_czy_pre-order:_co_oficjalnie_og%C5%82osi%C5%82o_Rockstar_Games%3F

Rockstar has not announced a gta vi free download for the full title, though fans can freely download official screenshots, wallpapers, artwork, and trailer materials.