On Fri, Oct 25, 2024 at 08:26:21 -0700, peter@easthope.ca wrote: > A new-to-me detail is hd0 having FAT and hd1 having GPT. > According to this, OK for Grub2. > https://www.gnu.org/software/grub/manual/grub/grub.html#BIOS-installation FAT is a type of file system. The disk partitioning table type that you're thinking of is variously called "MSDOS" or "MBR", depending on which tool you use.