iOS 13.1 (build 17A5821e) is an official Apple over-the-air update for the iPhone X (Global), released on 2019-08-27T17:29:07Z. The update package is 419.76 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: 845c252940eebdb3b433aa059ee137d71d6bfc1a.zip.