This guide walks you through steps to help you mirror the Boot ... UEFI-based system. If the secondary disk has not been set up, connect it and then initialize the hard drive. Make sure to use MBR ...

Once you have it, change the boot order to USB in the BIOS or UEFI to boot using the ... able to boot into Windows. If the MBR of the PC is missing, you can use the bootrec /FixMbr command.

In this how-to guide, I will walk you through the steps to use the Startup Repair tool to fix boot problems on your device. You may like How to use System Restore on Windows 10 How to use DISM to ...