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Duo is introducing a new video codec technology to improve the quality and reliability of video calls even on very low bandwidth connection.The app has also increased the group size from eight participants to 12 in the call.
Also, you can take photos while talking on Duo. This feature is available for personal video calls But, in the coming days Google will let one take photos while on group calls.
Google is also adding a feature that will now automatically save video and voice messages that previously expired after 24 hours and users can send personalised video and voice messages on the app.