iPadOS 9.3.6 (build 13G37) is an official Apple over-the-air update for the iPad 3 (CDMA), released on 2019-07-22T17:06:31Z. The update package is 938.46 MB. This is a delta (partial) update that requires 8.3 already installed. This update is currently signed by Apple, so it can be applied from Settings › General › Software Update.

Payload file: 71c497bb1660fd0065c6100e269581120f9ede91.zip.