FIRMWARE DETAILS

iOS 26.4 beta 3

Build: 23E5223fMar 2, 2026Delta OTA

Beta

View details

Filename: 0f66c9a30a0bded079e2e13a1cb9bc939d08ddff.zip
File size: 2.39 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: 8131f6a623fea1eee6b1c81db1d03fe0ef3b40ff58ca52938385e38b97d3fe17
SHA-1: 0f66c9a30a0bded079e2e13a1cb9bc939d08ddff
Required starting builds: 23D5114d
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (1)

iPhone 12 iPhone13,2

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B23E5223f.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: c8e25f007ad2e1abf9fc64a1751ed7d8