iPadOS 11.0 (build 15A372) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2017-09-12T19:08:42Z. The update package is 1.07 GB. This is a delta (partial) update that requires 10.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2b18e49e09e3e0a186362656af933cf973bebfe3.zip.