FIRMWARE DETAILS

iOS 26.4

Build: 23E246Mar 24, 2026Delta OTA

Stable

View details

Filename: ad5365096416167731e85b70e479ed263662bfd6cc1db11b285f0c4314667ac6.aea
File size: 4.50 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: 2923f96ce39ea6484376c8ce94a75c54a3fa7ebf952ddf4e175c4ef59d3f3478
SHA-1: bc6edb32628d7e7d953a897efdce198866428ff4
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.

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: a55c8ee2f9fc0fcbc1637ce8870341b4