iOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2019-01-22T18:14:00Z. The update package is 511.14 MB. This is a delta (partial) update that requires 12.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8d7d1e7430b5ab40dbf758ed3c39da6d261b841d.zip.