iPadOS 9.9.10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2017-01-23T18:07:20Z. The update package is 1.07 GB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 03539c493e3869b90cc18be0ef5697c896ce5427.zip.