iOS 13.4 (build 17E5233g) is an official Apple over-the-air update for the iPhone XR, released on 2020-02-19T18:24:51Z. The update package is 436.33 MB. This is a delta (partial) update that requires 13.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 37fb51445d8cd3882fee200d3003b8b32b30f1e2.zip.