FIRMWARE DETAILS

iOS 26.4 beta 2

Build: 23E5218eFeb 23, 2026Delta OTA

Beta

View details

Filename: 37a436618b381fe503a4b4c5bfeede91e288f34bd10ef67b51afadfc23fcd6af.aea
File size: 1.41 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: b6cd90bbadf86b3262886874f16acd12999f8ebbb2e3b391fe1e4568ad244961
SHA-1: 4f1cf87ec0c460dc43d3f2e5b24807b7f20e0c1a
Required starting builds: 23E5207q
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: 24aa88c31b1c88b4a1df602840f8038e