iOS 9.9.12.1.2 (build 16C6101) is an official Apple over-the-air update for the iPhone 6, released on 2018-12-17T21:05:24Z. The update package is 2.15 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9c5a20ce2148190ac198eae33bba53a68a55d9bd.zip.