+7 (499) 968 99 70: If 3uTools fails, try a restore using iTunes or the Apple Devices app on Windows. If iTunes gives a specific error code (like Error 9 or 3600), it can provide more clues about a hardware fault.
However, many users hit a frustrating wall when trying to flash firmware or save blobs. The screen turns red, and the dreaded message appears:
If you are attempting to to an older iOS version that is no longer signed and you do not have previously saved SHSH blobs for that specific device, this error is currently unavoidable through standard means.
3uTools includes an "Alternative Mode" for requesting SHSH. This setting changes the way the software constructs the request sent to Apple’s servers. If the standard request fails due to server overload or specific device protocol issues, toggling this option in the "Pro Flash" settings often succeeds where the standard method fails.
An unstable internet connection or firewall settings preventing communication with Apple's verification servers. Server Maintenance:
If you are trying to restore a beta iOS version that Apple has stopped seeding, you will get this error because beta signatures expire quickly.
: If you manually downloaded an .ipsw file that does not match your specific device model, the SHSH request will be rejected. 💡 Pro Tips for Success
Are you trying to do a , Quick Flash , or Anti-Recovery Flash ? Share public link