If O&O Defrag was purchased on our Online Shop, you’ve automatically registered with us. You then have the option of either registering immediately or at another time. All you’ll need is a functioning Internet connection and a valid license key.
You may also complete the registration form right here:
http://www.oo-software.com/register
Just return the completed online form by clicking “Send” and you’ll be eligible to take full advantage of our O&O Customer Service.