iPadOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2017-01-23T18:07:21Z. The update package is 1.04 GB. This is a delta (partial) update that requires 9.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: cdfa9d22b764b0f41a606f2c2a3bc88ed9cbd55b.zip.