Is it possible to upgrade the plan with only the difference? WP Discussion BoardSupportPre-SalesIs it possible to upgrade the plan with only the difference?You're not currently permitted to view this content. Please log-in or register in order to view the page. Please note that you will need to activate your account after registration. This requires registering with a genuine email address in order to receive the activation email.Log inRegister Username Password Lost password? Username Email First Name Last Name Password Password again Website Bio Are you a human? No Yes Please make sure all required fields are filled out.