Alexa setup is quite easy.
To start the Alexa setup You just need to turn it on and then put it on setup mode first.
Once the Alexa Setup mode is active, you will have to connect the device to one of your wireless devices. Connect to the WiFi network. Next, you need to download Alexa app onto your mobile phone or your computer, etc. Just follow the onscreen steps that appear to complete the whole Amazon Alexa Setup. Alexa app android and iPhone versions are available.