iOS 9.9.17.0 (build 21A329) is an official Apple over-the-air update for the iPhone XR, released on 2023-09-18T17:34:32Z. The update package is 5.41 GB. This is a delta (partial) update that requires 12.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 92959bc53d5a576574258c153305a3db8f96715e.zip.