Google announced the portrait light dimming feature at the pixel 5 and pixel 4A 5g smartphone launches at the end of September, allowing users to take care of the brightness of their faces and manually control the lighting effects in photos. Through simple operation, users can see more vivid and contrasting portrait photos, or rebalance the objects in the photos without light. Unfortunately, this feature failed to log in to the old pixel device the first time. < / P > < p > the good news is that after three weeks of waiting, the feature is also said to be available on older pixel smartphones such as pixel 2 / 3 / 4. When you click edit image in the new Google photo album interface, you will be able to enable this feature in adjust – & gt; portrait dimming. < / P > < p > however, the actual experience of Android police shows that this option is supported for both horizontal and vertical photos. However, if the content of the photo is identified as animals and plants, or other things photographed vertically, this option will not be triggered. In short, Google’s AI / machine learning algorithm can identify the type of photo over a period of time, as long as the photo contains an obvious face (big head photo / full body photo, single person photo / multi person photo, front face / tilt head photo). < / P > < p > adjust the intensity from 0 to 100 by dragging the portrait dimming bubble in the editor (manually moving the light source). If you want to be lazy, you can also leave it to Google algorithm to determine the best angle, and select the medium intensity setting of 50. < / P > < p > if your Google photos app version is lower than v5.15.0.337400196, it may be that the server’s batch push has not been transferred to you. If you can’t wait, you can also try to get the installation package through the image site such as ark mirror. Epic Games accused Google of monopolizing the latter, which may have a better chance than apple