If this doesn t help check if the roku and the connection or cables work on another tv.
Roku stick hdmi switch.
Connect your cable box and roku to inputs on the switch and run the output of the switch to an hdmi port on the tv.
Roku provides the simplest way to stream entertainment to your tv.
When using an avr or hdmi switch you can try to connect your roku directly to the smart tv.
The same trick applies the other way around.
With thousands of available channels to choose from.
If you own a roku streaming stick or streaming stick and they re plugged into an hdmi port on the rear panel of your tv an hdmi extender cable could help move the stick away from the main body.
This roku device always puts out a signal that interferes with an hdmi autoswitch feature if you want this as an input to the switch.
Hdmi switch 4k hdmi splitter techole updated bi directional hdmi switcher 1 in 2 out or 2 in 1 hdmi switch splitter supports 4k 3d hd 1080p for xbox ps4 fire stick roku hdtv hdmi cable not include 4 4 out of 5 stars 2 246.
Should this fail to yield results hook up roku to your monitor and play the problematic stream.