Our proposed solution involves a multi-faceted approach:
This is the most common reason users ask for a "better fix." Apple closes the signing window for iOS versions approximately 1-3 weeks after a new release. If you are trying to save blobs for iOS 15.4.1 today (and Apple is signing 17.x), you will fail. 3uTools is not broken; the window is closed. i unable to request shsh 3utools fix better
Use an original Apple Lightning/USB-C cable and try a different USB port on your computer. 5. Advanced SHSH Retrieval Use an original Apple Lightning/USB-C cable and try
If updating the software does not work, try these steps in order: Detailed Solutions Let's walk through a real-world scenario:
: Disable any firewalls or VPNs that might be blocking the connection to Apple's signing servers. Detailed Solutions
Let's walk through a real-world scenario: You have an iPhone 12 on iOS 16.5. Apple is still signing 16.5 (you checked ipsw.me). But 3uTools keeps saying "Unable to request SHSH."