iOS 9.9.11.1.2 (build 15B202) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-11-16T21:20:23Z. The update package is 1.29 GB. 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: c9e1a9bb8e303a67778d168f5869cb33ce80f963.zip.