iPadOS 9.9.12.5.4 (build 16H6050) is an official Apple over-the-air update for the iPad Air (China), released on 2021-06-14T17:10:32Z. The update package is 2.06 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: 124cd6b7a6071e4a66af29340233cd535c3aeb12.zip.