iOS 9.9.16.4.1 (build 20E6252) is an official Apple over-the-air update for the iPhone 12 Pro Max, released on 2023-04-07T17:12:09Z. The update package is 4.99 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: 3ccfeff7ad5813230d0dde0f01bd685efb9bded1.zip.