These are some features yo may or may not know exist on whatsapp :
1. Whatsapp Web
This means instead of constantly divided your time between your computer and your mobile phone to be checking your messages you Use WhatsApp on your computer by simply connecting your phone. You can either download the app to your computer or just use the browser version.
To use WhatsApp Web go to web.whatsapp.com on your computer and Settings > WhatsApp Web on your phone. Scan the QR code displayed on your desktop screen using your phone’s camera.