iOS 9.9.14.5 (build 18E6199) is an official Apple over-the-air update for the iPhone 12, released on 2021-04-26T17:13:31Z. The update package is 4.36 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: 83a9c940dc9124b9d1db6f15f35b76b3d7515de0.zip.