iOS 13.1 (build 17A5844a) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2019-09-18T17:07:05Z. The update package is 224.63 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: 69aec02316efdf2125b9a420c3f1a07872491069.zip.