iPadOS 8.3 (build 12F69) is an official Apple over-the-air update for the iPad mini (GSM), released on 2015-04-08T17:56:06Z. The update package is 200.75 MB. This is a delta (partial) update that requires 8.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0f54ae7255a225273e790594e68e54b13c297395.zip.