That's kind of what I though. Seems I'd run into compatibility with legacy vs. something or other in the past on a new machine and changing it to legacy would allow the PC to boot. I'm wondering if...

Dell 3847 Inspiron with Windows 10 Home OS. I can change the BIOS to boot from ODD as the primary but system still boots to Windows. Dell support had me update chipset drivers but no luck. After...