How do I troubleshoot my Roku TV?

https://support.simulationcurriculum.com/hc/en-us/community/posts/28857530464535--1-855-364-0103-How-do-I-troubleshoot-my-Roku-TVhttps://support.simulationcurriculum.com/hc/en-us/community/posts/28857530464535--1-855-364-0103-How-do-I-troubleshoot-my-Roku-TV