If you did not register online following the installation procedure, you can register at any time. Registration gives you access to updates and special offers.
Connect to the Internet.
Open the File
menu and select Register.
In the dialog box
that appears, select Register Online.
A separate Web browser window opens to the Britannica product registration
page.
Complete and submit the online registration form.
Connect a printer
to your computer and turn it on.
Open the File
menu and select Register.
In the dialog box
that appears, select Register by Mail.
A registration form prints.
Fill in the printed form and mail it to the address provided on the form.