iOS 13.1 (build 17A5821e) is an official Apple over-the-air update for the iPhone X (GSM), released on 2019-08-27T17:29:16Z. The update package is 419.79 MB. This is a delta (partial) update that requires 13.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 953b9a6d04970ec9e694ce90a284c45f5befa3ac.zip.