iOS 10.3.2 (build 14F5075a) is an official Apple over-the-air update for the iPhone 6s, released on 2017-04-10T17:10:05Z. The update package is 123.05 MB. This is a delta (partial) update that requires 10.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 603b54702449dd94dc3ef8149bc5d93181b3c9bf.zip.