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Frequently asked questions

Quicksilver card art

General questions

About your Capital One Quicksilver Mastercard

Capital One Quicksilver Mastercard rewards and benefits

Statements and fees

Account updates and payments

Online servicing

Authorized users

Claims of unauthorized use are subject to verification and investigation.

Web access is needed to use the mobile app. Check with your service provider for details on specific fees and charges.

Limitations apply. Eno is learning all the time and may not catch everything, including some free trials, subscriptions, renewals, recurring charges and spending activity. Service outages may occur. Capital One customers are responsible for regularly checking their account statements.

Mastercard is a registered trademark, and the circles design is a trademark of Mastercard International Incorporated.

Capital One does not provide, endorse or guarantee any third-party product, service, information or recommendations listed above. The third parties listed are solely responsible for their products and services, and all trademarks are the property of their respective owners.