Highlight your preferred CD or USB drive and press Enter. Alternatively, you can set your computer to always check for a bootable CD or USB drive and change the boot order.

Ask Ars: making a custom Windows USB install disk In this installment of Ask Ars, resident Windows expert Peter Bright looks at … ...

To solve the "Please Insert Disk into Drive Error": This problem mainly occurs under Windows XP in situations where the drive letter of the USB device corresponds to the drive letter of an existing ...

Plug a USB flash drive into a free USB port. Download the OS X Recovery Disk Assistant from the Apple site. Once downloaded, fire up the app and point it at the USB drive.