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FIRMWARE DETAILS

iOS 26.4 beta 4

Build: 23E5234aMar 9, 2026Delta OTA
Beta

View details

Filename
fb974a8f2ab034a5b1b0981613d1075d2ccf86c2aba7bb660cc82e5538129225.aea
File size
1.85 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
1d303638cb926fa4752fc1132535a42fb515903312c59ec0fd0bea01bd9b001e
SHA-1
f5c835abdff24661bbb6522d954295549151373e
Required starting builds
23E5207q, 23E5218e, 23E5223f
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 16 Pro iPhone17,1
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%3B23E5234a.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: 266f23a2e3a0472ff895ed73af2f2aa0