iPadOS 13.3 (build 17C5053a) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2019-12-05T21:11:01Z. The update package is 320.25 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: 24824f9ca82325dd1f6053bece0e9651412d5644.zip.