FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Full OTA

Stable

View details

Filename: 7b71c009da93bb85a7bdb9fa8855df2c23e136b48e085d8373754516f02adb2e.aea
File size: 8.05 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: 5d3747d0aff5b134fc3438d03475898fdf103b506674beb0c4e0057268083a58
SHA-1: ea03e9efb457a5ab152d1f06be8d8e61a7794eca
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 iPhone15,4

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: 068f9108c631b2be9610754c465ed403