iPadOS 9.9.11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2018-07-09T17:07:51Z. The update package is 1.39 GB. This is a delta (partial) update that requires 9.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 27b5415435e97236e9b592f63bc47dde2bd3e268.zip.