1. Activate your new card by calling 1-800-300-5984. If you've already set up online access with Capital One, you can activate your card online.
2. Set up online access if you haven't already. If you've gone through Capital One's setup process to create or link your accounts, you don't need to do it again.
3. Update any recurring payments with your new card number. Look at your last statement for recurring charges like gym memberships or utilities, and contact those companies via phone or online to update your payment info.
4. Destroy your old card and start using your new one.