FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Delta OTA

Stable

View details

Filename: 400d84d0300398c45f380f916de0e1d632e135aad0be9c047a27a4cceb960ac7.aea
File size: 4.36 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: 8bd0135dd02aba84f3885ad4e3ab718cf571dd4223c98bff4ca7552579fa59fe
SHA-1: 7e6672e8746d9bda5058f38b933b2eb5bfe4e3b9
Required starting builds: 22H340
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 14 Pro iPhone15,2

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