iOS 9.9.10.2.1 (build 14D5027) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2017-01-12T21:11:46Z. The update package is 1.68 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: 30ee230d373f06c1c742ceb3c9fb43d4be7364a0.zip.