mirror copy

Infopackets Reader Steve T. writes: " Dear Dennis, I have recently added a 120GB external hard drive to my Dell Dimension computer (via the USB port). Problem: whenever I turn my computer on (to start Windows), the external hard drive always tries ... to boot first. Inevitably I get an error message that 'operating system is not found' and I have to shut off the external unit and then reboot the machine in order to start Windows properly. For this reason, I am curious if my Windows XP crashes, would it be able to boot from the external hard drive? If so, how would I go about doing this? ... (view more)