iOS 9.9.18.4 (build 22E240) is an official Apple over-the-air update for the iPhone 13, released on 2025-03-31T17:30:52Z. The update package is 6.63 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: 43fb2e1f539e82e161fdb91c8f6b609a222baf7a.zip.