This is a smart trick to add contacts on WhatsApp, the number will be connected to the phone as soon as a code is scanned

If you want to send a message to an unknown person on WhatsApp, first we have to add a contact to our phone and again we can send a message, but there is also a way in which you can easily add a contact and send a message.  The company recently added a QR code feature to its app that lets you easily add content and message.  WhatsApp QR codes can be easily created and scanned in Android and iOS apps.  So let us tell you, how you can create and scan a QR code.

How to Scan and Create WhatsApp QR Code on Android o o Open WhatsApp and click on the three dots in the upper right.  Then tap on ‘Setting’ osh.  The QR Code option will appear to the right of your name here.  In it you will see My Code and Scan Code option.  In which you can share a screenshot of My Code page to add your own contacts.  Alternatively, you can use the Scan Code option to add another user.  Once the code is scanned, the contact is easily added to your WhatsApp.  If someone has provided a screenshot of their QR code and would like to add it, tap on the gallery icon inside the Scan Code page.  Here you can select the code to scan.And can add contacts.  

How to create and scan a QR code on an ios device.  .

  First open your WhatsApp and tap on the Setting that appears at the bottom right.  Tap on the QR Code that appears next to your name here.  You will see your own QR Code which you can share with others.  Alternatively, you can add other content by clicking on Scan.  Apart from that in iOS version you can also reset it by clicking on Reset QR Code.