iOS 27.2.1 (24B91034) for iPhone Duo
✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | November 9, 2026 |
|---|---|
| Upload Date | November 6, 2026 |
| Filename | iPhone19,4_27.2.1_24B91034_Restore.ipsw |
| Filesize | 12 GiB |
| SHA256sum | fd1fa0b2634c5cf8db44a7578890ce4bddd3852ca03bb99d4ebe6b2c36382645
|
| MD5sum | eed156c2d0cf6f0b775caad256c00d17
|
| SHA1sum | 92363475465b48ae8e587914347daf12838c690f
|
| Identifier | iPhone19,4 |
| Tags | iOS iOS 27.2.1 iPhone Duo |
iOS 27.2.1 Release Notes
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.This update provides bug fixes and security updates for your iPhone.
For information on the security content of Apple software updates, please visit: