Your payment entitles you to use the Windows and/or Mac versions of the software, with free email support, free software updates, and price discounts on major new releases. When the payment has been accepted, you will receive an order confirmation by email with download links, and with registration information (user name, registration number). After installing the software, press the REGISTER button in Ancestral Author Plus to enter the user name and registration number. This will disable the watermark. The same registration code will activate both the Windows and Mac versions of Ancestral Author Plus, as well as Ancestral Author Classic (Windows only).