FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: 15e969ce3f4a1b6ba0c8eaec27d438c6dbecdeb5f668767b46cf3b24a3e7ec32.aea
File size: 4.90 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: 12055f12c068c73188bb954a8c28fc512ee4479bb43860906db38488d3d52b2b
SHA-1: ffcd508e8bf2f2fcb0f06ac1f77351ce413b2173
Required starting builds: 22F76
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 Pro Max iPhone17,2

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