Posting twice in 5 minutes isn't going to make a difference. This isn't a support site, it's a users forum. For account issues you need to contact Roku support: https://support.roku.com/contactus/1
Thanks for the post.
We would highly recommend creating a Roku PIN for your account to avoid any further unwanted purchases on your Roku account in the future.
For account and billing related issues, please reach out to our support team directly here for your 'Account or billing' issue, here: https://support.roku.com/contactus. They will be able to further assist you.
who can I contact to get a refund on the HBO channel I did not intend to subscribe to? There is no contact information available anywhere and the FAQ’s are not useful.
Thanks for the posts.
In order to prevent any further accidental purchases in the future, we recommend that you set up a Roku PIN on your account. For more information about setting up a Roku PIN, visit our Support page here: How do I create or update the PIN for my Roku account?
In regards to the charges on your account, please reach out to our support team directly here for your 'Account or billing' issue, here: https://support.roku.com/contactus. They will be able to further assist you.
Thanks for the inquiry.
Please be aware that free trials expire after the stated trial period. We highly recommend reviewing the terms for any trial, prior to signing up.