On 5/7/19 7:43 PM, S. Bob wrote:
Oddly enough the slow boot / shutdowns have dissappeared, the only remaining issue is the bios setting weirdness, including the fact that Linux will not boot without legacy OS Boot = on
That's not weird. You don't have an EFI boot partition, so you can only boot in legacy mode. You don't mention if it's a GPT partition table or not.