Maybe someone else has an idea. I'm out.
thank you though, do u use any imaging backup system for ur SP4?
Maybe someone else has an idea. I'm out.
Is your other system UEFI?, 32 or 64 bit? Try creating a USB with your Surface, be sure to include the option for secure boot and encryption if you need it. The USB must be FAT32 in order to boot UEFI.