Separate hard drives one for windows and one for Linux+GRUB then grub just needs to be told where the windows boot loader is and BIOS should load GRUB default.
OP post happens when you attempt to just use partitions. It can work per other comment, just more fragile.
Separate hard drives one for windows and one for Linux+GRUB then grub just needs to be told where the windows boot loader is and BIOS should load GRUB default.
OP post happens when you attempt to just use partitions. It can work per other comment, just more fragile.