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FIRMWARE DETAILS

iOS 26.4

Build: 23E246Mar 24, 2026Delta OTA
Stable

View details

Filename
a3774a2bd434cc8dc786d133fc001f0da9fe1b2c.zip
File size
5.78 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
a9a2e1bc11a81f47cb82e3a8cd1b63363d79816303e8870bfc2e5cdbf502d303
SHA-1
a3774a2bd434cc8dc786d133fc001f0da9fe1b2c
Required starting builds
21A340, 21A351
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)

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%3B23E246.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: a55c8ee2f9fc0fcbc1637ce8870341b4