iOS 9.9.13.4 (build 17E5249a) is an official Apple over-the-air update for the iPhone 11 Pro Max, released on 2020-03-03T18:20:15Z. The update package is 3.78 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: a0c1378aad3f37c70cd67a2f26cbc41fe00538fa.zip.