iOS 9.9.13.6 (build 17G5059c) is an official Apple over-the-air update for the iPhone 6s, released on 2020-06-30T17:23:08Z. 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: 1faf66269687f6810d3f1d7b19e84cb1e5e5be92.zip.