FIRMWARE DETAILS

iOS 27.0

Build: 24A437Sep 14, 2026Delta OTA

Stable

View details

Filename: ef97b4067aa463b416cf0ee2689a26b07e9655a9818b7120428f3473a95a210d.aea
File size: 5.44 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: d9130b934592ecaa59562307fe6661b7b4d19bd38fe6cc773b9255324e6641d1
SHA-1: Not reported
Required starting builds: 23E244, 23E246, 23E254
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 Air iPhone18,4

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: b376a3fdbd82588a86d1085af093ad3a