iPadOS 11.0 (build 15A5354b) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2017-08-14T16:54:21Z. The update package is 221.02 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2a570d88092e71f1d39e1b3470dbb3e3aa47efd0.zip.