Translations:Kubuntu/Installation/60/en

Insert your USB drive into your computer and find the corresponding drive using: lsblk
Then format the USB drive with the 'dd' command:
sudo dd if=Downloads/kubuntu-15.04-desktop-amd64.iso of=/dev/sdX

Warning

Be extremely careful to set /dev/sdX to the right value, if you direct it to your hard drive you will wipe the disk.