The Test tab should bring up the Alexa Simulator:
Alexa Simulator greatly reduces the need for an actual Amazon Echo since you can easily test the Ambience Manager Skill using just the Simulator.
Please enter Alexa ask ambience manager to get temperature in the text box, as shown in the following screenshot, and press Enter:
Alexa should reply with the correct response of "The temperature is....", and if the volume of your ...