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FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Delta OTA
Stable

View details

Filename
2bd4808ff421969833c7ee1d3bec86dd1d4814ac4bbdd47e1093c686136cf5b2.aea
File size
3.83 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
2de6766dfdbf3af367c6e46eab35469110dc1f5de6d3891072477c752ccb8fca
SHA-1
e3fbe02a3e4ca85456c58cd3c9ed93588fa1e313
Required starting builds
23A355, 23A357, 23A365
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