Sources : http://www.youtube.com/watch?v=27V2jFubDag (Creating live usb) http://www.linuxbsdos.com/2011/05/04/manual-disk-partitioning-guide-for-ubuntu-11-04/ (Manual disk partitioning guide) Creating live usb Download Ubuntu from here Format the usb drive to NTFS (Use Disk utility ) Unmount the usb device (Don't remove it from pc) Use the following command in Linux terminal to copy the .iso file into the usb device dd if=/location/of/.iso/file of=/location/of/usb/device b s=1024 Finding /location/of/usb/device Remove the usb drive Type cd /dev in Terminal Type ls Plug in usb device Again type ls Now it will display the usb device's location (Eg: If two extra items sdc and sdc1 are displayed in the second case /location/of/usb/device = /dev/sdc (and NOT /dev/sdc1 ). See the example below dd if=/home/vineeshvs/Downloads/ubuntu-12.04.2-desktop-i386.iso of=/dev/sdc bs=1024 status=prog ress Installation Restart the system and enter BIOS...