How to use your iPhone as a fully functional Roku remote, when you can't find the regular remote control

It's easy to replace your Roku remote with an iPhone.
Hollis Johnson/Business Insider
You can use your iPhone as a Roku remote should you ever lose your remote control. 
To use your iPhone as a Roku remote, you'll just need to download the Roku app and link it to your Roku device.
You'll need to make sure that your iPhone is connected to the same Wi-Fi network as your Roku device in order to link them.
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