iOS 9.9.26.4.1 (build 23E254) is an official Apple over-the-air update for the iPhone 11 Pro Max, released on 2026-04-08T20:32:12Z. The update package is 7.12 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: 28eea718fe77cc7ccb65becc2c3171ce7d7706d5.zip.