iOS 11.1.2 (build 15B202) is an official Apple over-the-air update for the iPhone 6, released on 2017-11-16T21:21:38Z. The update package is 41.33 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 413d8b91f9310f8e981f38bf3ea959d50696dbc8.zip.