If you wish, you can manage your MZpack subscription by going to the password-protected area in the Customer Care Center at our payment/subscription provider Digital River. The Center contains answers to the most frequently asked questions/contact info and your order data.
You can contact customer service team indicating your order no:
Customer Service USA: +1-800-406-4966 Toll-free, +1-952-646-5022 (24x7x356)
Customer Service Europe: +44 2030145278
Customer Service Germany: +49 22199535500