To change your billing address on Ideeli, you will typically need to log into your account on the Ideeli website. Once you have accessed your account, you should navigate to the account settings or profile section. There, you should find an option for managing addresses, which may include billing and shipping addresses. By selecting the billing address option, you can edit the details to reflect your new billing information. After making the necessary changes, you will need to save your updates to ensure that your new billing address is applied to future transactions. If you have any trouble while making these changes, it may be helpful to refer to the customer service section of the current web page for additional information or assistance.