Hi, @kjj422
Greetings, and welcome to the Roku Community.
Thanks for reaching out for support, and we'd be more than willing to assist. Could you please tell us more about your inquiry? What specific Roku device are you using? Additionally, what specific external device are you referring to?
With more details regarding your inquiry, we'll be able to assist you further.
Best wishes,
Kash
Takashi O.
Roku Community Moderator