FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: 7422213957524d86c698ba67700d51fec3b341efb17e2b8d4b0dcf031440a32f.aea
File size: 587.2 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 8bae966478200eea359acc8e744a34ac243dc8733fd92620bfa123771607a713
SHA-1: 8764106e70790c65a129fa7cb8bc452915a173f6
Required starting builds: 23E244, 23E246, 23E254
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 Plus iPhone15,5

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