Apple is now rolling out iOS 13.2 to compatible iPhones, which includes iPhone 6s and newer devices. The size of the OTA varies but expect it to be about 500-600MB in size.

One of the big new features in iOS 13.2 is Deep Fusion, which was first announced back in September during the iPhone 11 announcement. Deep Fusion uses machine learning on the Neural Engine on the A13 Bionic and captures nine images every time you take a shot in low to medium light. These images are then intelligently selected and combined to produce one high resolution images with more detail and less noise…

Original source: https://www.gsmarena.com/apple_releases_ios_132_with_deep_fusion_airpods_pro_support_and_new_emoji-news-39844.php