Once you have completed your Diskpart operations, follow these steps:
The active command is critical – without it, the MBR bootstrap code will not find the boot sector. diskpart windows 10 install
You don't need to install Windows to use Diskpart. You can access it directly from the Windows Setup media (USB or DVD). How to Use Diskpart to Clean Install Windows
Now, back in the command prompt, type exit again to close the prompt. You’ll return to the Windows Setup menu. back in the command prompt
diskpart commands (Windows 10)