Know how to download Alexa app and Alexa setup. Follow steps for echo setup, echo dot setup, alexa.amazon.com, etc. Alexa login in amazon account and get Alexa app for pc, android, MAC, etc. How to set up Alexa? For Alexa setup, you need to do Alexa login is to add your details in it like name, address, language, etc. Alexa app setup is needed for Amazon echo dot setup or others.Follow a few steps for echo setup, echo dot setup, echo plus setup, and many more Amazon Echo devices. You can download the Alexa app for pc, Android, MAC, etc.