Bought my 4th Roku TV in March and remote was not working. I called customer service and provided them with all information needed. I was informed they would send me a replacement but yet to receive it.
Please contact your TV's manufacturer directly to report this issue and request additional support. Each Roku TV manufacturer provides direct support and warranty services for their products running the Roku OS.
If you need a replacement remote for a Roku TV, you would need to contact your TV manufacturer. For a list of Roku TV manufacturer contact information, visit our Community post here: Contacting Support for Your Roku TV