iOS 9.9.10.3 (build 14E6277) is an official Apple over-the-air update for the iPhone 6, released on 2017-03-27T16:56:26Z. 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: 792a1d1ee9ca6d78d6e6ca89c5537ef7ea0367fb.zip.