Hi @sumonva2
Welcome to the Roku Community!
Please be advised that the respective channel directly chooses its content, and we have no control over its programming or operation.
For more information about the channel's authentication and functionality, you'll want to contact the channel provider support directly for more information and assistance. Many channels on Roku are developed and maintained by the channel providers themselves.
You may reach them here: Hallmark Support.
We appreciate your understanding.
All the best,
Chel
Jecheal R.
Roku Community Moderator