It is a tutorial app which shows us how to make,bootable CD-DVD, bootable sd card,bootable usb,software update. What is the Bootable DVD? A bootable DVD should be called Emergency Startup Disk which is mainly for re-booting your computer when your system has been compromised, or has experienced technical difficulties. Making a bootable DVD is not difficult any longer. WinISO is an integrated tool to make bootable DVDs. It has the ability to extract & set boot information, and generate the bootable ISO file as well. ISO files have boot information.