You can set up the Google Home app on your phone or tablet to connect your smart devices and use Google Assistant.

Connect for first time: Devices > Add + > Google Nest or partner device > follow on-screen instructions. New network: Tap device > Settings > Device information > Wi-Fi > Forget This network.

It's possible to connect Roku to Google Assistant, so you can control Roku with your voice instead of the remote. Here's how to do it.