As part of Amazon’s trade in program for Alexa and echo devices, not only can you get credit for older devices you can get discounts on purchasing new products at 25% off just by trading in older tech. For example, echo show 5 is worth a whole $20.

As part of this they also tell you how to remove devices from your ecosystem. Here it is, finally!

Deregister a Device

You can deregister a device from your Amazon account if you no longer want to use it to purchase apps or in-app items.To deregister a device:

1. From the Amazon website, go to Manage Your Content and Devices (https://www.amazon.com/mycd).
2. Login with your Amazon account credentials.
3. Click Devices.
4. Select Deregister.