iOS 10.3.2 (build 14F5089a) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-04-27T16:58:28Z. The update package is 528.69 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: b80fc2f4909b19197a0f8751794303334d4ccf59.zip.