iOS 9.9.10.3.3 (build 14G57) is an official Apple over-the-air update for the iPhone 6s, released on 2017-07-05T16:57:58Z. The update package is 1.72 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: 6d657036bf7fe018451df98c419c842802869c06.zip.