iOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2015-12-08T18:04:05Z. The update package is 292.1 MB. This is a delta (partial) update that requires 9.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7370536d31c7e0040e192423bfe5a5dafdbc13bb.zip.