iOS 9.9.10.2 (build 14C92) is an official Apple over-the-air update for the iPhone 6, released on 2016-12-12T17:58:09Z. The update package is 1.42 GB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3f97e3f9c3d731787072c87fd41bf65e1bec65ab.zip.