iPadOS 9.3.5 (build 13G36) is an official Apple over-the-air update for the iPad 4 (WiFi), released on 2016-08-25T16:53:13Z. The update package is 949.16 MB. This is a delta (partial) update that requires 8.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 97ceb2b28d3054dcfe24f94ba2126e6b441aa2ba.zip.