Final answer:
When a customer disconnects all but one wireline service on their Xfinity Mobile account, it will impact the account by reducing the number of active lines and potentially changing the billing and plan options.
Step-by-step explanation:
When a customer disconnects all but one wireline service on their Xfinity Mobile account, it will impact the account by reducing the number of active lines and potentially changing the billing and plan options. Xfinity Mobile is a mobile virtual network operator (MVNO) that offers wireless service to customers who also have Xfinity internet or TV service. By disconnecting all but one wireline service, the customer may lose any bundled discounts or benefits that they were receiving.
Learn more about Xfinity Mobile account impact when disconnecting wireline services