FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: fe4261efbd4dcef58166098eface7f3d1cf37ff8e17b993520c275d32487cbd5.aea
File size: 2.82 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: 1bd7be921396a00861c435a02cbfad1df1cfdb8eda1e79f7dff8dc4afe7bf3a4
SHA-1: c9996952a7aadf93902fd44ded72cc5ca9f060c2
Required starting builds: 23D8128, 23D8133
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