If screen mirroring your phone, computer, or tablet to your Roku device isn't working, there are a few steps to try out to make it happen.

The screen mirroring feature may not work when you go beyond a specific distance, so don't take your phone or laptop too far away from the smart TV. Keep them within 10 meters (33 feet) of each ...

What’s missing in your question is the term screen mirroring, which is the name of the feature that allows you to display content from a pad or smart phone on the screen of a smart TV.

If you're having trouble mirroring a device to your Amazon Fire TV, there are a few things you can check to make sure everything is working correctly.

How to screen mirror your phone to your Samsung TV This feature lets you mirror what’s on your phone’s screen to a bigger screen, like a smart TV.