Just be sure, when you set up the Roku TV, that you link it to your existing Roku account. All your current channels will be installed on the new set. You may need to log into some of the channels requiring a log in.
Roku Community Streaming Expert I am not a Roku employee, only a user like you. Please, no support questions via private message -- post them publicly to the Community where others may benefit as well. If this post solves your problem please help others find this answer by clicking "Accept as Solution.".
Streaming Stick 4K+ 3821 | Streaming Stick+ 3810 | TCL Roku TV 43S245/C107X