iOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPhone 6+, released on 2017-12-02T08:13:38Z. The update package is 1.17 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ea137356df5d11847bc4f42b80995b29e79d20fc.zip.