iPadOS 13.4.5 (build 17F5034c) is an official Apple over-the-air update for the iPad Air 3 (Cellular), released on 2020-03-31T17:19:47Z. The update package is 312.4 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: e7198216fd92c729dc092daa6b5ede060f609d53.zip.