iOS 11.2.2 (build 15C202) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2018-01-08T18:16:51Z. The update package is 318.47 MB. This is a delta (partial) update that requires 11.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: dd8bc9626fee046561c538f5fe06f1b7e2606f98.zip.