The latest "feature drop" parachutes a number of new apps as well as new functionality to the Pixel 4 and 4 XL, some of the new perks are available for older models as well. First up is Portrait Blur in Google Photos - this feature blurs the background in your photo, turning any image shot by the Pixel into a portrait photo. This works even on old images. Background blurring is now an option in Duo video calls as well and it works on 2nd and 3rd generation Pixels. A feature unique to the Pixel 4 duo zooms in on your face during the call and tracks you as you move. If someone...
Source: https://www.gsmarena.com/latest_pixel_update_adds_background_blur_to_photos_and_duo_calls_hangs_up_on_robocalls-news-40483.php