iOS 9.9.13.6 (build 17G6068) is an official Apple over-the-air update for the iPhone 6s, released on 2020-07-09T17:34:17Z. The update package is 2.76 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: 9dc757ea82e8ef4852a58ce8f34d27c0ff7ac6a5.zip.