FIRMWARE DETAILS

iOS 27.0

Build: 24A437Sep 14, 2026Delta OTA

Stable

View details

Filename: b878be7d88dfebb0b00c4689e7fd19f93dc5f636b9a3e86efa97b505298932dd.aea
File size: 5.77 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: 23dcca03653832363e7e646c7fda55e005af4fc440abf38e92ae9df8e06cbcd3
SHA-1: Not reported
Required starting builds: 23B82, 23B85
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: b376a3fdbd82588a86d1085af093ad3a