iOS 9.9.11.0.3 (build 15A432) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-10-11T17:06:49Z. The update package is 1.31 GB. This is a delta (partial) update that requires 9.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 83c5c68d0b146abd130c10fca2cff95bbb844f76.zip.