iPadOS 9.1 (build 13B5136) is an official Apple over-the-air update for the iPad 3 (GSM), released on 2015-10-06T17:54:03Z. The update package is 1.18 GB. This is a delta (partial) update that requires null already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5d13430b5e4ffbe5121c3737be03229ca87c60d4.zip.