iOS 9.9.10.3.3 (build 14G60) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-07-19T17:03:31Z. The update package is 1.43 GB. This is a delta (partial) update that requires 8.2 already installed. This update is currently signed by Apple, so it can be applied from Settings › General › Software Update.

Payload file: 0e171a5de98f1d247dedf8cc90bbd4a08c3cc05e.zip.