iOS 9.3.3 (build 13G12) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2016-05-23T16:47:34Z. The update package is 1.35 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 97622570db7e44323f017e157bbaa9c9e8648f77.zip.