iOS 9.9.12.0 (build 16A6366) is an official Apple over-the-air update for the iPhone 6, released on 2018-09-12T19:04:11Z. The update package is 2.14 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: b8d1499ba43d2e4432fe58de3302ccf36e78da16.zip.