why I cannot set the new shipping address valid up
I've got that you're having trouble setting up the new shipping address and validating it. I apologize for any inconvenience this may have caused. To better assist you, could you please provide more details about the issues you're facing when trying to set up the address? Are you encountering any error messages or specific difficulties? With more information, I'll be able to provide you with the appropriate guidance to resolve this matter and ensure that your new shipping address is successfully set up and validated.