You can access the Register setting in the Control Panel to perform various tasks related to SI registration.

To access the Register setting, click the following icon.

This will open a form with the options to register SI, show existing registration details, and unregister SI.

To register your SI client, enter the product key and click Register.

To see the registration information, click Registration Info.

Another way to see the registration info is from Help > Register in the Start menu.

If you want to unregister SI, click Unregister. You will then be prompted to choose whether to unregister your SI client.