iOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPhone 5 (Global), released on 2016-03-21T18:56:18Z. The update package is 222.89 MB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: de791965e356b40a5f1ed41f9a65cca28f1d9879.zip.