iOS 9.9.13.4 (build 17E5233g) is an official Apple over-the-air update for the iPhone 11 Pro Max, released on 2020-02-19T18:24:54Z. 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: 181cbf4d9c13ad14c4ef568b5116e76842a2db3e.zip.