FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Full OTA

Stable

View details

Filename: 5e5509b7947f69d5e3e91e5fe5da86853f221004.zip
File size: 7.44 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: a86ef872b5385263de61241724b19e6b63af2b5a6eb2eb1a4676950bb8497155
SHA-1: 5e5509b7947f69d5e3e91e5fe5da86853f221004
Required starting builds: Not reported
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%3B23E254.json ↗

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