iOS 13.1 (build 17A5821e) is an official Apple over-the-air update for the iPhone X (GSM), released on 2019-08-27T17:29:17Z. The update package is 419.71 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: ed5801eca25d8cc787610f42291f6b465f1a96a3.zip.