FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Delta OTA

Stable

View details

Filename: 6a32b9a942cf63541de0405ac7f36262a50f68072db10b84b91ccf3d2b6fbc6b.aea
File size: 3.29 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: 0c76bef79fcb650223e55e89963e9bc1e227ac3ff5bc7bb779bbf440faa11cd2
SHA-1: 44350ff5687300f2dcce644f915d414a8ff89ffd
Required starting builds: 23B82, 23B85
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 16 Pro Max iPhone17,2

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