Open Paramount+ app on your Xfinity tool.

Click on “Register”. A entry code will be shown on the TV

Go to paramountplus.com/xfinity on your device browser and

Enter code from TV screen.

Click on "Activate" button.

Choose a subion plan as per your need and click on Continue.

Now create a Paramount+ account, or sign in to a current account and Continue.

Enter your payment details and click on Get Started.