iOS 9.9.15.6 (build 19G6071) is an official Apple over-the-air update for the iPhone 6s, released on 2022-07-20T17:20:44Z. 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: 3d353f5e041e4cf10582c9052e998a15be7b1e7d.zip.