iOS 9.9.16.5.1 (build 20F75) is an official Apple over-the-air update for the iPhone 13 Pro Max, released on 2023-06-21T17:24:25Z. The update package is 5.05 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: 4c2a5e83ab4c9aa12472af5000933fffb9a91c11.zip.