iPadOS 9.3.5 (build 13G36) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2016-08-25T16:53:22Z. The update package is 91.02 MB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4965d1bb65209440551d7ee1369f59f5aa869cbc.zip.