HI I was wanting to ask a question. I would like to use Whatsapp for two factor Authenication for Facebook. I would like to download and use whatsapp for windows to put on my desktop. what I would like some to let me now if their is a peace of software that would be able to scan qr codes so I can use whatsapp on my desktop. I do not have an android phone or an Iphone. So I was just wanting to now if I could do this with some free software.