iPadOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2017-01-23T18:07:22Z. The update package is 322.36 MB. This is a delta (partial) update that requires 10.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 563dd96630ebd266c8e318382a9c62328c805435.zip.