You can register your device on Amazon and enjoy Amazon Prime benefits on your Kindle, iPhone, or smart TV. To register a device, simply sign into your account on any Amazon app, like Prime Video ...

When you buy a new Amazon product like an Echo, it has to be registered to your account. Inevitably the day will come when you need to deregister, too.

Once you enable Amazon Passkey, you will not need to enter your password; instead, use the standard authentication method on your device.

How to add a profile on an Amazon Fire tablet Once you register your Fire tablet by signing into your Amazon account, your profile is automatically added to the device.

Fortunately, there's a setting called Amazon Household for that: It lets you connect another person's Amazon account to your Echo device. You can add one adult and up to four kids to your account.

How to remove an account from your Amazon Echo If you want to delete an account from your Household, go to the Manage Your Household page and click “Remove” underneath the person’s profile icon.

If you're selling or returning your Alexa device, you need to first deregister the device from your Amazon account. For some Alexa devices, the process isn't so straightforward.

If multiple folks routinely use your Amazon Fire TV Stick to watch shows or movies, using a pin code may help prevent any unwanted viewing activity.

Amazon Prime Video doesn't come pre-installed, so you must add it to a Roku device. Search for Prime Video > Add channel > open the app > log in to account > enter registration code. Some older ...

Get your smart, bright, and feature-rich Amazon Fire TV set up and running, so you can get right to binging your favorite shows.