To fix the "Unable to Request SHSH" error on 3utools, try the following solutions:
The "Unable to Request SHSH" error on 3utools can occur due to several reasons: How To Fix Error Unable To Request Shsh On 3utools When
| When you see the error... | Immediate action | |---------------------------|------------------| | While flashing iOS | Check signing status at ipsw.me | | While saving blobs | Switch to Apple official server in 3uTools | | On a jailbroken device | Use System Info to save on-board blobs | | On Windows 10/11 | Run as admin + disable firewall temporarily | | For A12+ devices | Realize blobs for unsigned iOS are impossible | | After a recent update | Reinstall older 3uTools version | To fix the "Unable to Request SHSH" error