Sign in to lms-name as an administrator.
Go to Admin Tools › Manage Extensibility › LTI Advantage.
From the list of LTI Advantage tools, select Cengage.
Scroll to the bottom of the page and click View Deployments.
From the list of deployments, click the Cengage deployment.
Scroll to the bottom of the page and click View Links.
The Cengage deep linking quicklink is listed on the Links page and contains the launch URL.