iPadOS 10.3.2 (build 14F89) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-05-15T16:59:31Z. The update package is 540.31 MB. This is a delta (partial) update that requires 10.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b9c182fb50fcabdcf72d23c6a9196b058492d3cb.zip.