Amazon is refreshing the alexa.com website and the Alexa mobile app so that Alexa Plus subscribers will be able to use the revamped, AI-powered voice assistant.

Next up, open the Alexa app on your mobile device. Tap on the “Devices” tab on the bottom, then use the plus sign (+) icon at the top to add a new device.

Since launching in 2014, Alexa has grown far beyond its original role as a simple voice assistant for music and reminders. With the rollout of Alexa Plus and new AI-powered tools, it's now a capable ...