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Fix the Alexa device not registered message by checking the account, a used Echo, Wi-Fi, the app, and factory reset requirements.

Fix Alexa Wi-Fi problems by checking signal, password, bands, router, mesh settings, and setup before resetting your Echo.

Find out why Alexa is not working and safely troubleshoot the microphone, Wi-Fi, account, skills, smart home devices, and service outages.

Check your Echo software version, help an automatic update complete, and troubleshoot a stuck download without relying on universal version numbers.

Find out why Alexa talks or plays music by itself by checking activity history, routines, profiles, Bluetooth, and linked services.

Wondering if you can use Alexa without WiFi? Absolutely. Learn how to use your Echo with a mobile hotspot, as a Bluetooth speaker, and what offline features work in 2026.