iPadOS 9.3.5 (build 13G36) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2016-08-25T16:53:19Z. The update package is 1.09 GB. This is a delta (partial) update that requires 8.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 32314ad46c589900166ec960bf8bba528f4b6a14.zip.