iOS 9.0.2 (build 13A452) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2015-09-30T17:58:33Z. The update package is 1.1 GB. This is a delta (partial) update that requires 8.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 480d08aa2900aaaa52d08789c457bf6cda3dda12.zip.