iPadOS 9.9.10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad 4 (GSM), released on 2017-01-23T18:07:16Z. The update package is 878.17 MB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9e817ff389d95952c58109ed5ab2af11b17b0bf9.zip.