iOS 11.0 (build 15A5354b) is an official Apple over-the-air update for the iPhone 6s+, released on 2017-08-14T16:54:32Z. The update package is 272.3 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: c0b1ae54d8041a569d1925fa93a386e9352a9cc8.zip.