✓ 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 | iPhone17,1_26.4.2_23E261_Restore.ipsw |
| Filesize | 10 GiB |
| SHA256sum | 4787e97cf810205e6b823d5569084e015995b51f7656d8f200265649e8dd144c |
| MD5sum | e8de9cee0ab62f50f7b4a288d50090e5 |
| SHA1sum | 31a2af547348f58b625cdcf0e652949d311223da |
| Identifier | iPhone17,1 |
| Tags | iOS iOS 26.4.2 iPhone 16 Pro |
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: