How do I update my Roku account? To update your payment method for a subscription purchased through the Roku Channel Store, follow these steps: Sign into your Roku account at https://my.roku.com/ Click Update under Payment Method Related articles I want to update my credit card information on my subscription. How can I change the credit card on file? I can't find an answer to my question. How can I contact Customer Support? How do I update my Google Play account?