To create a group of Amazon Alexa Smart Home devices: 

1. Open the Amazon Alexa app.
2. Tap .
3. Tap  in the upper right corner.
4. Tap Add Group.
   
   
    
5. Either tap Custom Name and enter a Group Name or select a Common Name.
   
   
    
6. Tap Next.
7. Tap to select the devices you would like to add to the group.
   
   
    
8. Tap Save. 
9. The group should now display under Groups in the Devices section of the app. The group below is named Kitchen.