Quote Originally Posted by oldfred View Post
You should have a one time boot key that lets you choose which device to boot. I have 4 hard drives and do have different grubs installed in each. While I can boot everything from a grub menu, I let the very new install just default to install to sda and directly boot it with f12. My default and main working install is the sdd drive.
Thanks again oldfred,
Will press some buttons and have a look.