GRUB: Difference between revisions

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I'm not sure if you can override /dev/sda of your current system but I did not want to try it out.
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Putting GRUB 2 on a bootable USB storage device is a nice way to experiment with your OS on different computers. Here's how you set this up (using Linux):
 
1. Create a FAT32-formatted USB disk, without partitions:
 
'''Warning: the folling command uses superuser privileges (sudo). E.g. just typing the wrong character for X could cause severe troubles for your current system'''
<pre>sudo mkfs.vfat -F 32 -n YourLabel -I /dev/sdX</pre> (where sdX is your USB device)