Whatsapp web works in the same way it works on our phones many users wonder whether they can use whatsapp on their desktop without scanning the qr code with almost over 400 million users in india on a daily basis facebook.

Scanning qr codes open the default camera app direct the camera app towards a qr code you will see a small popup just above the shutter button with a preview of the qr code results tap on the popup in our case its a wiki link when you do you will be directed to the specific location of the qr code be it a website or a deep link within.

Set up the web interface boringly simple tens of thousands of people in nz could do that in an afternoon pdf generator to generate the certificate again boringly simple stuff make a library call to sign the contents and then another library call to generate the qr code then fewq more library calls to compose and generate the pdf.