iOS 13.3 (build 17C5046a) is an official Apple over-the-air update for the iPhone XS, released on 2019-11-20T18:04:19Z. The update package is 178.77 MB. This is a delta (partial) update that requires 13.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5946c8d34d82d1857f76c6a6ea9057fe13b0ce78.zip.