iOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPhone 5 (GSM), released on 2016-03-21T18:56:15Z. The update package is 282.67 MB. This is a delta (partial) update that requires 9.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fb5a37a0b886bf815d24222450725d16c6341f36.zip.