iOS 9.9.15.4 (build 19E241) is an official Apple over-the-air update for the iPhone 13 Pro, released on 2022-03-14T17:14:08Z. The update package is 4.85 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: 91341727a8ea91c1f6168fa35093f0f53a45eb99.zip.