iOS 11.2 (build 15C5111a) is an official Apple over-the-air update for the iPhone 6s+, released on 2017-11-28T18:00:55Z. The update package is 34.18 MB. This is a delta (partial) update that requires 11.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0f479ee0c5696bac26d98223a99bcf18d4fcb54c.zip.