FIRMWARE DETAILS

iOS 27.0

Build: 24A437Sep 14, 2026Delta OTA

Stable

View details

Filename: 58a97f1527acf5822afb1c9e02c6f65b8e6064a1818609aab052e31b00f4b48c.aea
File size: 4.70 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: 3e71ecddf16f7508954c1c264d4b60879f28e73442ede5ebbf465e4153e103b9
SHA-1: Not reported
Required starting builds: 23F84
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