iOS 9.9.11.1.2 (build 15B202) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-11-16T21:20:21Z. The update package is 1.38 GB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: aff21987171c6e7befcbe2ae893a3da62a3ecbf4.zip.