✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | April 8, 2026 |
|---|---|
| Upload Date | April 6, 2026 |
| Filename | iPhone18,1_26.4.1_23E254_Restore.ipsw |
| Filesize | 10 GiB |
| SHA256sum | 3a31c395ce3ac2cec2c138dda1ef63c4bb25c144dab79dc392d919be8c77da28 |
| MD5sum | a50e295d6a45c68a4a4ae517b61cf62b |
| SHA1sum | ee1b22268712159bdbe976fff34724c7968936cf |
| Identifier | iPhone18,1 |
| Tags | iOS iOS 26.4.1 iPhone 17 Pro |
This update provides bug fixes for your iPhone
For information on the security content of Apple software updates, please visit this website: