WhatsApp Web has a new web client that allows you to continue your conversations on the desktop using Google Chrome. It’s basically a mirror of what’s happening on your phone not a separate application. WhatsApp Web connects to your phone to sync messages. To reduce data usage, connect your phone to Wi-Fi.
Go to web.whatsapp.com
Scan the QR Code using your the WhatsApp application on your phone.
And there you go…