A:AnswerMake sure your installer uses the attachment that goes up in to your doorbell chime. We had trouble with our doorbell chime because it was 35 years old. Decided to buy a new one at Home Depot for 30 dollars and it works fine. Good luck.
A:AnswerIf Best Buy doesn't offer installation for the Nest Hello, you can find an installer through the Nest website that can install the Nest Hello for you: https://nest.com/nest-pro-installation/?from-footer=true
A:AnswerI have asked the same question but no straight responses so i decided to chat with a bestbuy representative and they confirmed that it does works with Alexa.