Your friend can't see you while ringing you with this feature however. So, whenever you video call a friend, you'll see a screen that warns you your video is visible, then you'll see the name or the number of the person you're video calling, and an end button, all of which is superimposed onto a view of whatever your camera sees (likely you). The first time you call, Google will tell you 'Smile! Knock Knock is on', along with a notice that says your friend - if he or she has you as a contact - will see you appear on their phone while you're ringing. To start making a video call, type in the name of the contact you want to video call in the search bar > select their name from the list > tap on the 'Video call' icon in the centre at the bottom of your screen. Video callingĮvery time you open Duo, you'll see the camera view with the search bar, and contacts and groups below. There's also a search bar at the top and a menu for accessing settings. Google Duo's main interface is a screen that is split into two, with the top half showing you what your camera sees, and the bottom offering up your groups or contacts.

The app's main interface will then appear.Type in the one-time verification code sent via SMS.Designate whether Duo can send you notifications and access your microphone and camera.Agree to Google's Privacy Policy and Terms of Service.Download the Google Duo app for your iOS or Android device.How does Google Duo work? Getting started Here's how Duo works, including how to get started and whether it's safe to use. It's easy to use too because the app's interface is ridiculously simple.

Duo is free to use and works across both iOS and Android devices - unlike Apple's FaceTime.ĭuo relies on your phone number, enables you to reach people in your phone's contacts list, offers end-to-end encryption, and has nifty features like Knock Knock, which allows you see live video of your caller before you answer. (Pocket-lint) - Google Duo is a video and audio calling app made by Google, similar to Apple's FaceTime, Facebook's WhatsApp or Messenger and Microsoft's Skype.

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