FIRMWARE DETAILS

iOS 26.4 beta 3

Build: 23E5223fMar 2, 2026Delta OTA

Beta

View details

Filename: 4e64a4408bd39cd178f6d475d53ecf7d72622d78893a5eb32cbc4878a2e88166.aea
File size: 1.48 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: ab816365f46761f568179f3fb57682deba4932d9d69ea84ecbb86ff5cb6a7b73
SHA-1: 76371f2654c61b600ba72d8d63bde5d4ce20ad9c
Required starting builds: 23E5207q, 23E5218e
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: c8e25f007ad2e1abf9fc64a1751ed7d8