iOS 9.9.16.3 (build 20D47) is an official Apple over-the-air update for the iPhone XS, released on 2023-01-23T18:48:51Z. The update package is 4.68 GB. This is a delta (partial) update that requires 12.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 864d6d3aebc510b75481c165fcccccb46ed6b3fb.zip.