How to Setup a USB Drive that Can Run or Install Ubuntu

There was a time not all that long ago, when you needed to rely on optical media to install or run Ubuntu on your desktop. These days, you can easily use USB for those tasks, thanks to a combination of large capacity flash drives and modern motherboard BIOS options. In this article, I’ll show you how to create a USB drive that can install or run Ubuntu if you’re currently using Windows or OS X, or if you currently run Ubuntu and want to install it on another PC.