iOS 9.3.5 (build 13G36) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2016-08-25T16:53:32Z. The update package is 90.33 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: 000f7834221c3d97ea26e94444eefd1aed0ca77f.zip.