iPadOS 10.3.2 (build 14F5075a) is an official Apple over-the-air update for the iPad mini 3 (WiFi), released on 2017-04-10T17:09:04Z. The update package is 504.4 MB. This is a delta (partial) update that requires 10.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e35cf02b5905dd1206dd76251cd618a7441d125b.zip.