<API>kSettingAPI_DX12</API> (Save the file and set it to afterward so the game can’t corrupt it again.) If you’re already on DX12, switch to Vulkan instead.

Navigate to Documents\Rockstar Games\Red Dead Redemption 2\Settings . Locate the system.xml file. Open it with Notepad. Find the line:

<API>kSettingAPI_Vulkan</API> Change it to: