Saved again… Why exactly do I have to do this every time I try to customize something on the boot order…

Saved again… Why exactly do I have to do this every time I try to customize something on the boot order? All seemed so much simpler with Grub 1…

Boot the Rescue from the DVD.

Here is how to re-install grub from the DVD. I don’t run grub2-mkconfig -o /boot/grub2/grub.cfg
Because I know it’s already correct:

Once the DVD rescue gets to ‘login’, type: root
from there I run fdisk -l to confirm my HD partitition order.
We need to mount root (for me that’s sda3)

Now mount / (sda3) with:
mount /dev/sda3 /mnt

To mount the other devices
Next do:
mount –bind /dev /mnt/dev

Th…