FIRMWARE DETAILS

iOS 27.0

Build: 24A437Sep 14, 2026Delta OTA

Stable

View details

Filename: b5a3a0866a4dd54529a1dacb09c57fadab0b3171.zip
File size: 5.25 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: 1606bd8a8f2160b6cba0337ec753cdda09286dd544af07b2be73c6255815f18c
SHA-1: Not reported
Required starting builds: 23A330, 23A340, 23A341, 23A345
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 SE (2nd generation) iPhone12,8

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