iOS 9.9.13.4 (build 17E5223h) is an official Apple over-the-air update for the iPhone 11, released on 2020-02-05T18:17:31Z. The update package is 3.35 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: 8aef7c7038524142ba21f43c72f48b353c907080.zip.