iOS 10.3.2 (build 14F89) is an official Apple over-the-air update for the iPhone 5s (Global), released on 2017-05-15T17:02:44Z. The update package is 158.34 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: a399ec5205f59adeb45fcc5949916e50226c47cd.zip.