iOS 13.0 (build 17A5565b) is an official Apple over-the-air update for the iPhone 6s+, released on 2019-08-15T17:08:14Z. The update package is 354.69 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: 50c18e2e1d9a829f49235c966ad62fda4d1ed902.zip.