✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | May 11, 2026 |
|---|---|
| Upload Date | May 1, 2026 |
| Filename | iPhone_4.0_64bit_15.8.8_19H422_Restore.ipsw |
| Filesize | 4.9 GiB |
| SHA256sum | 9a36579735386cc7844cd255185f9413f0bc72a97da60bddbf7f8485f596736f
|
| MD5sum | 4bb594ea9fe58b5ce4ff279645e8b991
|
| SHA1sum | cf4309309ba1194915669302db5394c03c635180
|
| Identifier | iPhone8,4 |
| Tags | iOS iOS 15.8.8 iPhone SE |
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: