If you encounter issues during the setup process please reach out to Amazon
Alexa Support within the app for Alexa Skills setup support
Need to Update your Voice Code entered into Amazon Alexa?
4. Under the "About" your device, you should see "Unlock by Voice" and a "Change Voice Code" options.
Go a head and follow the propts within the App and enter your new Voice Code.
Follow these steps:
1. Open Amazon Alexa app and go to your "Devices" Tab and select "Locks"
2. Select the Lock device you would like to change the voice code for
3. At the top right of the Device page you should see the settings logo, tap this to edit