iOS 9.3.3 (build 13G33) is an official Apple over-the-air update for the iPhone 6, released on 2016-06-29T16:54:01Z. The update package is 47.7 MB. This is a delta (partial) update that requires 9.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 113858506ddd8fdfef3677f0e3302e839d390883.zip.