iOS 9.9.13.0 (build 17A5572a) is an official Apple over-the-air update for the iPhone X (Global), released on 2019-08-21T17:05:13Z. The update package is 3 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: 5425d9b8ce46d998147904154b1eddbf9159728d.zip.