FIRMWARE DETAILS

iOS 26.5 beta 4

Build: 23F5069bApr 27, 2026Delta OTA

Beta

View details

Filename: 8c500f701620d94df7e09c4befbd012d53fa97d1017f52dbdb5fc8b6e350c6cc.aea
File size: 1.68 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: a9fd83283145bb9bf92f7fde70e70393864f46d1ea060726e48b5510659addaf
SHA-1: 42d72107293e710f802f9df9d19d68eaa2fd81fb
Required starting builds: 23E5223f, 23E5234a
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 iPhone18,3

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: 421ab71a0734738a530ad0bfe56655b6