iPadOS 9.9.12.1 (build 16B5089b) is an official Apple over-the-air update for the iPad 6 (WiFi), released on 2018-10-22T17:01:48Z. The update package is 2.09 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: 2b43fcca70b2d5f08cf5fa2efa7673f5d7ffbb8d.zip.