iOS 9.3.3 (build 13G34) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2016-07-18T17:55:23Z. The update package is 360.08 MB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 39e6a1c6c60dfb5932c0866a7d7a4d6e8c739d55.zip.