FIRMWARE DETAILS

iOS 26.4 beta

Build: 23E5207qFeb 16, 2026Delta OTA

Beta

View details

Filename: 665695d78a17fc647c655bd8e51cf33512daa889b4b9051349c61e5ac4ff5047.aea
File size: 2.48 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: a1a24e1e714163f12fc5a840a1a5266de416da99290619e1fbd30423f8aecf16
SHA-1: ab43637de651a962bdab094dd4948abef186dff2
Required starting builds: 23D5103d
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 15 iPhone15,4

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: 60b154452b53d91119dd2ff71587abf1