You have to arrange them on the TV that the device is connected to. (arranged on/per device).
Highlight the channel/app, press the * button on your Roku Remote, and select "Move Channel". Then use the arrow buttons to place the channel/app in its preferred location.
For the most part, any newly added/installed channel will be placed at the end of the list.
Roku Community Streaming Expert
Just another Roku user... I am not a Roku employee.
Insignia RokuTV, Ultra 4660x, Premiere+ 3921, Express 4k+ 3941