iOS 12.1 (build 16B5068i) is an official Apple over-the-air update for the iPhone 6+, released on 2018-10-02T17:12:03Z. The update package is 455.81 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1913e0a36d7a377574825f674c7efd30ef419637.zip.