iPadOS 13.3 (build 17C5053a) is an official Apple over-the-air update for the iPad Air 3 (WiFi), released on 2019-12-05T21:10:55Z. The update package is 87.11 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: 7a5021462b9b418228f0409eb7e59cf935d88aac.zip.