iOS 13.3 (build 17C5038a) is an official Apple over-the-air update for the iPhone 11 Pro Max, released on 2019-11-12T18:13:03Z. The update package is 282.17 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: 87da506c2ba2cb4977cc1576f3ba8bc37378e0db.zip.