FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Restore IPSW

Stable

View details

Filename: iPhone17,4_26.4.2_23E261_Restore.ipsw
File size: 11.02 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 60273a903c089347e81c1eb2f5a1c984f588907721b8e21101546bde5f903fc2
SHA-1: eb56022202d98dfc2ffdf77b7d73d30923183047
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 16 Plus iPhone17,4IPSW.me public API retrieval · Oct 21, 2026, 9:39 PM UTC

Unsigned

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%3B23E261.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: e2c6b4d70a03d2c34df5f419214a28f1

IPSW.mehttps://api.ipsw.me/v4/device/iPhone17%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 3e93e8f997dbc3b5e2f93fc960606090