iPadOS 9.3.1 (build 13E6238) is an official Apple over-the-air update for the iPad 2 (GSM), released on 2016-03-31T16:50:12Z. The update package is 992.89 MB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a12fb6ebc34c746b7638f4385a1c528225113539.zip.