FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Full OTA

Stable

View details

Filename: 0200c389efefabf8a499629f4bed8f7dfde970dc1dc01c4ab2669d8dafc1f3e4.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: b44e801d7b6683a0a3ead089167b1b236829ee1aa7b85f3704a1dc517f9f9c68
SHA-1: 585c51b0593e09ef57de93f8d648a8738024a117
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 Pro iPhone18,1

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