iPadOS 9.9.11.1 (build 15B5086a) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-10-16T17:03:53Z. The update package is 1.69 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: 855c247799108f84cff6c917f6a364121a4db810.zip.