iOS 9.9.11.0.1 (build 15A402) is an official Apple over-the-air update for the iPhone 5s (Global), released on 2017-09-26T17:07:35Z. The update package is 1.47 GB. This is a delta (partial) update that requires 8.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 322971403854c8fd85512f378f0c1412dc7ed616.zip.