iOS 9.9.12.4.3 (build 16G6130) is an official Apple over-the-air update for the iPhone 6, released on 2019-10-28T17:06:47Z. The update package is 2.13 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: 67b1212907cb7cd9a714fbb7b497a43cf68e2d97.zip.