FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Full OTA

Stable

View details

Filename: 9a8ec31ffe409354b7d4a37efca129b5886563b564095bba4b42d5b96a06dca3.aea
File size: 8.72 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: 346a56a3a0336f1c257fc779435dc8e6f1339098d48b9b9620a50890d7d50495
SHA-1: a21cba216a89b115b8afa7eb7c49ae71d94cf616
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 17 iPhone18,3

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