iOS 10.3.2 (build 14F5065b) is an official Apple over-the-air update for the iPhone 5s (Global), released on 2017-03-28T16:54:28Z. The update package is 500.54 MB. This is a delta (partial) update that requires 10.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9466cb9612348fc6eb3edb4ebd932e2d151fa03b.zip.