You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

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Posts from this topic will be added to your daily email digest and your homepage feed. If you want to make it simple for someone to find a webpage, a QR code can help. If you want to make it simple ...

You can add new contacts to WhatsApp manually from the Chats tab or you can scan someone's QR code within the app.