If you experience difficulties getting Google Cast to work, you may find the below tips useful:
1. Make sure that both your Beoplay M5 and your mobile device are connected to the same Wi-Fi network.
2. Ensure that you have enabled Google Cast on your Beoplay M5. Learn how to enable Google Cast here.
3. Ensure that you use a content app that is Google Cast enabled for audio. To find Google Cast compatible apps, click here.
Note: The initial activation of Google Cast on Beoplay M5 may take up to 10 minutes.