iOS 9.9.10.3 (build 14E5269a) is an official Apple over-the-air update for the iPhone 6, released on 2017-03-08T17:58:47Z. The update package is 1.71 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: a72c70442e8d16ea3edcb5f864340ebb1f9b67eb.zip.