iOS 9.3.5 (build 13G36) is an official Apple over-the-air update for the iPhone 6s, released on 2016-08-25T16:53:36Z. The update package is 94.47 MB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a98cb8b75e05b0e2a24f84f636098fe818e792e8.zip.