FIRMWARE DETAILS

iOS 26.4

Build: 23E246Mar 24, 2026Delta OTA

Stable

View details

Filename: 4261a18e8f84dc3e662cd17cb7fbd00ebd70a5de.zip
File size: 6.71 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: 133d37b945976218f524cb47b8615552317cf268b7db0e4488cef673671a84a0
SHA-1: 4261a18e8f84dc3e662cd17cb7fbd00ebd70a5de
Required starting builds: 18E199, 18E212, 18F72
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 11 iPhone12,1

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