iOS 9.9.15.7.1 (build 19H6117) is an official Apple over-the-air update for the iPhone 6s, released on 2022-10-27T17:15:12Z. The update package is 3.81 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: 29e3281ae52dfa6dc5cfb154d493bb594974a7a2.zip.