Open WhatsApp on your phone Go to settings by tapping on your profile photo, Menu, or Settings Tap Linked devices and then Link a device Point your phone to this screen to capture the QR codeTo connect your phone to the WhatsApp web, go to the Settings menu in your phone. Many of us value seeing our messages come onto our computer screens in. WhatsApp has become the most popular messaging app in the world, but it has now leaped off mobile devices and onto the web.