iOS 13.1 (build 17A5844a) is an official Apple over-the-air update for the iPhone X (Global), released on 2019-09-18T17:06:53Z. The update package is 259.94 MB. This is a delta (partial) update that requires 13.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2444840e0453bef955c582265de46b4d66576fec.zip.