I am the happiest user to see the new feature been launched #wink don't mind how I may put it all but don't worry you will understand it all !! *smile*
How to install and use whatsapp messenger on Windows Pc/laptop and Mac without using any application
To WhatsApp or chat on your Windows download the following app.
Click Here to download the official whatsapp app for Windows
. Open and launch it.
. Scan the QR code using the WhatsApp app on your phone and you are good to go.
NOTE: please you are advised to download the application using your laptop/pc and not with your Android phone.