iOS 9.9.12.4.6 (build 16G183) is an official Apple over-the-air update for the iPhone 6+, released on 2020-03-24T17:05:38Z. The update package is 2.26 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: 4522d39e6201cbe07792995cd511a29a8f5a49bf.zip.