HOW DO I SIGN UP FOR MLS ON APPLE TV
Thanks for reaching out here in the Community!
If you're having trouble signing in, please see this article for more detailed instructions to assist you with the login process: How to use the Apple TV channel on your Roku® streaming device
If you're still having trouble logging in, go to Apple's Support site here for more information on logging into their channel on the Roku platform.
Hope this help.