iOS 9.9.13.4 (build 17E5255a) is an official Apple over-the-air update for the iPhone X (Global), released on 2020-03-10T17:21:22Z. The update package is 3.11 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: d24d967a939083732f947a038cee8703f2abf538.zip.