✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | April 22, 2026 |
|---|---|
| Upload Date | April 19, 2026 |
| Filename | iPhone17,4_26.4.2_23E261_Restore.ipsw |
| Filesize | 10 GiB |
| SHA256sum | 60273a903c089347e81c1eb2f5a1c984f588907721b8e21101546bde5f903fc2 |
| MD5sum | 2aff974614170e3664d92c9819c2f39e |
| SHA1sum | eb56022202d98dfc2ffdf77b7d73d30923183047 |
| Identifier | iPhone17,4 |
| Tags | iOS iOS 26.4.2 iPhone 16 Plus |
This update provides bug fixes and security updates for your iPhone.
For information on the security content of Apple software updates, please visit this website: