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FIRMWARE DETAILS

iOS 27.0

Build: 24A437Sep 14, 2026Delta OTA
Stable

View details

Filename
1ca137b507a6da931bcd93f4541107003c32388799b62de57c13d34c9ec87a8d.aea
File size
5.70 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
a558f6e01a65ce4e773d8f8a90177e6566653a6e914058c4d7f800a59e317ddd
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.

Compatible hardware (1)

iPhone 17 iPhone18,3
Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B24A437.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: b376a3fdbd82588a86d1085af093ad3a