By going through the system information, my pc support DirectX version 12. But on running Minecraft preview, it is loaded as D3D11, not on DirectX12 but 11.

because of this, deferred technical preview is greyed out, not able to access it. Please Fix this issue.

PC Configuration -

processor - Intel core i5 6200

integrated graphic card - Intel HD Graphic 520

RAM - 8 GB

OS - Windows 10 22H2