Vuze Plus requires client version 4.4 or newer. You will need to upgrade to the latest client version before you can activate Plus.The latest client installer is always available on www.vuze.com, but you can download Plus installer directly here:
If you are certain that the purchase was made at www.vuze.com, that means someone with access to your credit card information visited our web site and used your card to purchase Vuze Plus. Ask your family members if they did this. If not, then please call the number on the statement and a customer service representative will assist you.