But it might not be supported by RDR 2 games and leads to constant glitches with err_gfx_state game error. Follow the instructions stated below to disable the feature when you play the Red Dead Redemption 2 game. STEP 1: Restart your system in BIOS. STEP 2: Follow the path: ...
According to users in the comment section, changing the Vulkan to DX12 in the API settings file fixes the ERR_GFX_STATE error in Red Dead Redemption 2 for them. To see if this does wonders for you: Go toC:\Users\(your user name)\Documents\Rockstar Games\Red Dead Redemption 2\Settings....