ubuntu can install using pen drive by startup disk creator 1.open startup disk creater system -> administration -> usb startup disk creator 2.give the source of ubuntu.iso image path in Source disc image (.iso) or CD: 3.select the pen drive in disk in use. format the disk. 4.click the make startup disk now the iso convert to install from pen drive 5.after finish you can install ubuntu from pen drive -- நன்றி .... சண்முகசுந்தரம்.க Kanchi Linux User Group Rocks ! http://kanchilug.wordpress.com My Experiments In Linux are here http://gowithfoss.wordpress.com/