iOS 9.3.3 (build 13G34) is an official Apple over-the-air update for the iPhone 6s+, released on 2016-07-18T17:55:33Z. The update package is 447.46 MB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: eaaa97ce607444595676bce5682c8f6e297ae480.zip.