FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Full OTA

Stable

View details

Filename: 54a7f8e15cd55a9ffece70959533337d118228477ee5336196dfddce773c5f56.aea
File size: 8.46 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: d5b91eacee7f8c4a9213464b9b5b23f043b6156540142f8e73732f8eb69bcdcf
SHA-1: 94154f3c98270ebe79adef8e449c370678ec8cb0
Required starting builds: Not reported
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 15 Pro iPhone16,1

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