iOS 9.3.3 (build 13G34) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2016-07-18T17:55:24Z. The update package is 90.02 MB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: febc9d9495f78330c72ec227c903afdb5758d263.zip.