FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: 627d53171f944234743e9b7716a19c262d5e7c1b736ef796a311fe1b84787531.aea
File size: 5.30 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: 7104427201fef3b2f75ca0f6d1d3a08cc9e380a03ee51897fab49ab67c450c64
SHA-1: 2f1807ba9dd89c5582730952f8453bf20fcb7b97
Required starting builds: 22H340, 22H351, 22H352
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