iOS 11.0.3 (build 15A432) is an official Apple over-the-air update for the iPhone 6+, released on 2017-10-11T17:07:32Z. The update package is 264.95 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: eaa702981f1c2d1cbfbf1443c61d1a3f6b3541a0.zip.