iOS 9.9.17.4.1 (build 21E236) is an official Apple over-the-air update for the iPhone XS, released on 2024-03-21T17:22:01Z. The update package is 5.61 GB. This is a delta (partial) update that requires 12.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 62df0a96d80dc1910f7f6d7aae2874c5d6d0a850.zip.