Since the phone was "new," Alex wondered if the physical connection was unstable. He unplugged the cheap, third-party lightning cable. He grabbed an original, certified Apple cable.
Follow the on-screen button combinations provided in the 3uTools panel to enter DFU mode. (The screen will remain completely black when successfully in DFU mode). how to fix error unable to request shsh on 3utools when new
When flashing an iPhone or iPad, 3uTools contacts Apple’s servers to request a unique digital signature called an (or APTicket). Without this signature, your device's bootloader will reject the firmware, halting the installation. Since the phone was "new," Alex wondered if
: Temporarily turn off third-party antivirus utilities and the native Windows Defender Firewall to prevent communication interception. 4. Clear Communication Blocks via EID and Global Servers Since the phone was "new