iOS 15.7.9 (build 19H365) is an official Apple over-the-air update for the iPhone 6s+, released on 2023-09-11T17:13:17Z. The update package is 119.75 MB. This is a delta (partial) update that requires 15.7.8 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 945703f86b8b57fc8bfe9101db842a243faa1293.zip.