FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: cb6a7ebd4917a998fdb8aae33930496afbd5c155d8cf20863b0521dd52cd4057.aea
File size: 5.64 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: a054a7b8d83676507e22681e6572cb09a8594dd59c214d0698554f2396df9f11
SHA-1: 92ca8b2df5e18ced530310ce6c8371668e296db2
Required starting builds: 22G100, 22G84, 22G86, 22G90
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

iPhone 16 Plus iPhone17,4

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: e2c6b4d70a03d2c34df5f419214a28f1