Finally Whatsapp Web supports Edge browser. Microsoft introduced their brand new ultimate we browser with Windows 10. But still people do not like to use Edge browser. The main reason for that was Whatsapp Web. Whatsapp was not supporting on Edge browser. Whatsapp web on Edge was showing the below issue till today.
So finally Edge browser supports Whatsapp web. Whatsapp web is a service from Whatsapp Inc. which help us to use Whatsapp on PC browser by connecting with Phone.
Read the tutorial of how to use Whatapp web from here.