Hiren’s BootCD from USB Flash Drive   To launch Hiren’s BootCD from USB flash drive, first of all, your  BIOS settings should be configured in order to change the boot order of  your computer to USB drive. If you are having problem on changing boot  order in BIOS, please refer Change the Boot Order in BIOS   document. Please note that some computers may not support booting from  USB drive and the steps below only works for the versions of Hiren’s  BootCD 9.7 or newer.    Step1: Formating USB Flash Drive   1. Connect a 512 MB or above flash drive.     2. Download and run USB Disk Storage Format  (34 KB). Follow the steps in the screenshots below:            Step2: Installing Grub4Dos to USB Flash Drive   Download grub4dos.zip  (187 KB) to desktop. Follow the steps below:    1. Right click to the zip file and click 'Extract All...'   2. Click Next       3. Click Next to extract archive contents    4. Click Finish     Now open ‘grub4dos’ folder created  on your desktop. Run ...