iPadOS 8.3 (build 12F69) is an official Apple over-the-air update for the iPad 3 (GSM), released on 2015-04-08T17:56:07Z. The update package is 296.06 MB. This is a delta (partial) update that requires 8.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 18ea5edb497e018837f3516ddbd6c76b4c0a86da.zip.