iOS 12.0 (build 16A5364a) is an official Apple over-the-air update for the iPhone 6s+, released on 2018-08-23T20:08:04Z. The update package is 162.27 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 95512e414efc4ef2a4343b69ceee94d322f5bff0.zip.