iOS 9.9.13.5 (build 17F5054h) is an official Apple over-the-air update for the iPhone X (GSM), released on 2020-04-29T17:07:18Z. The update package is 3.13 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: 8ca06c5f70e359c345aa58865e054d4f0a3e2ecd.zip.