iOS 10.3.3 (build 14G60) is an official Apple over-the-air update for the iPhone 6, released on 2017-07-19T17:03:44Z. The update package is 762.02 MB. This is a delta (partial) update that requires 10.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4a10a2b842a96bbeefe24380610902be613d95eb.zip.