@@ -14,12 +14,13 @@ sudo apt install v4l2loopback-dkms
 To create a v4l2 device:
 
 ```bash
-sudo modprobe v4l2loopback
+sudo modprobe v4l2loopback exclusive_caps=1
 ```
 
 This will create a new video device in `/dev/videoN`, where `N` is an integer
 (more [options](https://github.com/umlaeute/v4l2loopback#options) are available
-to create several devices or devices with specific IDs).
+to create several devices or devices with specific IDs). The `exclusive_caps=1`
+option is necessary for some Chromium/WebRTC based applications.
 
 To list the enabled devices:
 