Create virtual CDs Install ISODisk, launch it then insert a commercial disk, click the ‘Create ISO Image from CD-ROM ‘tab and click the disk icon. Give the image file a name and click on Save. Copy the image file to a USB memory key and transfer to a laptop or netbook. Install and run ISODisk on this computer .Click on the open icon next to a drive letter that isn’t in use, select the ISO image and click on Open.