To install the Salesforce B2B Commerce App:
Go to the AppExchange.
Click Get It Now.
Select your account from the Connected Salesforce Accounts drop-down list.
Choose one of the following options:
Install in Sandbox–to install the App in your sandbox environment.
Install in Production–to install the App in your production environment.
From the Confirm Installation Details dialog, select the check box for I have read and agree to the terms and conditions, and click Confirm and Install.
Type your user credentials for your Salesforce account in the fields and click Log In. The installation wizard appears.
Click Install for Specific Profiles, and select Full Access for all profiles you want to use with the Salesforce B2B Commerce App.
From the Approve Third-Party Access dialog, select the Grant Access check box and click Continue to start the installation process. The installation process will take approximately 5-10 minutes.
When you receive an email stating "Package Digital River B2B Commerce App Install Successful," click Done. The Installed Packages page appears and displays the latest version number for the Digital River B2B Commerce App.