iOS 9.9.15.2 (build 19C57) is an official Apple over-the-air update for the iPhone 13 Pro, released on 2021-12-13T18:27:43Z. The update package is 4.88 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0aa19f6235d8af65e76c378880960d6d0c976171.zip.