iOS 9.9.26.4.1 (build 23E6254) is an official Apple over-the-air update for the iPhone 13, released on 2026-04-08T20:27:11Z. The update package is 7.37 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: 985b8bf0ca059a309b633ddadcb2038b4d1697db.zip.