iOS 9.9.17.0.3 (build 21A360) is an official Apple over-the-air update for the iPhone XS, released on 2023-10-04T17:17:24Z. The update package is 5.57 GB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 825426de181e6580a558dc67b4759abc57b25852.zip.