Open a command prompt as administrator.Clearly, the first thing you need is a USB drive and the one I used was an 8GB Seagate model.
Step 1 – Let’s create a bootable USD Drive! This guide will show you how to get W7 beta onto an Acer Aspire One Netbook, YMMV with other netbooks. It took a lot of searching around the net to work out how to do this, so I thought I’d outline the steps here, mainly for my own benefit, so I know where to look the next time LOL. With the software downloaded there was just one issue to overcome, how do you install an OS onto a netbook with no optical drive? The answer is you need a bootable USB drive. Having access to MSDN via the MVP program, I downloaded the beta version of Windows 7 as soon as it became available, with the idea of loading it onto my Acer Aspire One netbook (an nice little Christmas present to myself!).
