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FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Delta OTA
Stable

View details

Filename
39ea8e146b7d348e44acd1d2971a4028137c9100063d0f27e5b02edcd9875e70.aea
File size
6.44 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
bd8506fd8f94d7a7599050d4b9700df38c9949fba86ae4e6ad667b217abfc9b5
SHA-1
2adec2e0c30ae064a19754e75b43e2b725232948
Required starting builds
21G101, 21G79, 21G80, 21G93
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%3B23E254.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: 068f9108c631b2be9610754c465ed403