iOS 11.0.2 (build 15A421) is an official Apple over-the-air update for the iPhone 6+, released on 2017-10-03T17:04:05Z. The update package is 1.21 GB. This is a delta (partial) update that requires 10.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a1be7326315a3e5e90a5d308b1c2e3a5b1a41598.zip.