iOS 13.0 (build 17A5572a) is an official Apple over-the-air update for the iPhone 6s+, released on 2019-08-21T17:05:23Z. The update package is 204.38 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: 2b608d6b5c2d598e91f8b52573d209a55878ec0c.zip.