iOS 9.9.13.4 (build 17E5241d) is an official Apple over-the-air update for the iPhone 11 Pro, released on 2020-02-26T18:17:54Z. 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: c5b9b19ae8a31c5dc22a8f7fd600c91c9d3994ea.zip.