iOS 13.3 (build 17C5032d) is an official Apple over-the-air update for the iPhone 8 (GSM), released on 2019-11-05T18:14:09Z. The update package is 416.65 MB. This is a delta (partial) update that requires 13.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 22b36a54e004654da4dd77efe918c3a81270d92c.zip.