iOS 9.9.11.0 (build 15A5318g) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-07-10T17:00:09Z. The update package is 1.7 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: 7e5d4ca6b98c95234160fb044eb5882c61e81dee.zip.