iOS 11.0 (build 15A5362a) is an official Apple over-the-air update for the iPhone 6s, released on 2017-08-21T16:44:28Z. The update package is 99.58 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2ff6c0d82cd0303fe3c4701def9d1085385101da.zip.