Hi, @Jbuelna707
Thanks for reaching out, and welcome to the Roku Community.
We understand that you're experiencing purple lines on your TCL Roku TV screen. TCL's support will be able to assist you further and have the best shot at addressing this issue with them since this is likely a hardware issue that manufacturers can cover. Roku TV manufacturers provide direct support with their TV models, and they will help you resolve the problem at hand.
You can contact them at Roku TV TCL Support
Hoping for this issue to be sorted out soon.
Best wishes,
Kash
Takashi O.
Roku Community Moderator