iPadOS 9.9.14.3 (build 18C66) is an official Apple over-the-air update for the iPad Air 4 (WiFi), released on 2020-12-14T18:12:55Z. The update package is 3.6 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: 30e7554339029ee128413a9d73c0280b069891fc.zip.