iPadOS 9.9.13.4 (build 17E5255a) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2020-03-10T17:21:11Z. The update package is 2.75 GB. 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: fb458945b3dbea4f994fa2ac3fe19c5efe94d086.zip.