I am also having this problem, my device supports DirectX 12 but in the text on top of the Minecraft Preview, it says D3D11, which is directX 11. For some reason Minecraft just uses 11 instead of 12.
VPLC
I am also having this problem, my device supports DirectX 12 but in the text on top of the Minecraft Preview, it says D3D11, which is directX 11. For some reason Minecraft just uses 11 instead of 12.