WhatsApp gets optimized for the new iPhones in latest update1
Apps that are not optimized for the 2688×1242 resolution of the XS Max simply fall back to iPhone X and XS metrics, which means they can't display as much content as they otherwise would at that resolution. The difference is not that big, but it's good to see a growing number of apps take better advantage of the more pixel-dense display of the XS Max.
iPhone XR, which has the same logical resolution as the XS Max, just at a lower density. In other words, WhatsApp will display in the same way on the budget iPhone XR as it does on the 6.5-inch XS Max, 9to5Mac reports.The latest WhatsApp update also optimizes the app for the
Another new feature that the latest WhatsApp update introduces is continuous playback for voice messages. For example, if you receive a couple of voice messages in a row, they will play one after another without you having to press "Play" on each one.