iOS 9.9.13.0 (build 17A5547d) is an official Apple over-the-air update for the iPhone 6s, released on 2019-07-29T17:17:30Z. The update package is 2.63 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: d6365aef5057dc3a10b672c175cdf51e4ae6cb63.zip.