iOS 9.9.13.4.1 (build 17E6262) is an official Apple over-the-air update for the iPhone 11 Pro, released on 2020-04-07T17:13:08Z. The update package is 3.81 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: 170aa299057b2830ec3ff35639e7605c26b1a14e.zip.