There are a number of ways to turn off echo in your home. The easiest way is to purchase an acoustic panel or a soundproofing system for your room. You can also try installing a sound-absorbing material on the walls and ceiling.

Yes. You can unplug Alexa from the power outlet to reset it.

To stop Alexa from saying your name, you can set a nickname in the Alexa app or by going to alexa.amazon.com and clicking “set a nickname”. This is also where you can change your voice profile so that Alexa will sound like someone else.