iPadOS 9.9.12.3 (build 16F5156a) is an official Apple over-the-air update for the iPad Pro (10.5-inch, WiFi), released on 2019-05-10T17:09:12Z. The update package is 2.3 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: 6fcbfac5a8d59d214d3fa331aa6b6a0d8fe88bb0.zip.