Frequently Asked Questions - USB/CD Boot
Enter the BIOS configuration screen of your host, and check if the USB hard disk is configured as the 1st boot sequence.
First, Your PC or notebook must support “External USB-HDD Boot up” function. Second, to make sure all the USB cables and power cord all are firmly connected to USB slots or power in-lets. Note that not all Bios which claims that they do USB boot actually works. Some only support DOS boot up in such a configuration.
It will be the time when last time you conduct full backup.
No. Its only for recovery purposes.