Similar to your other iPhone X generation phones, the iPhone XR also doesn’t have a home button and replaces most of usual quick button features with touch gestures.

The trick lies in the AssistiveTouch feature on your iPhone. Here's how to add a virtual home button to your Apple device.

This step by step guide with images covers how to find the power button and how to use it on iPhone X, XS, XS Max, and XR.