iOS 10.3 (build 14E5260b) is an official Apple over-the-air update for the iPhone 5 (Global), released on 2017-02-27T17:56:55Z. The update package is 243.03 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: e9539eb5272ec48da43af88bf5fd84cd1dcdc26b.zip.