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How to Install the App for VIZIO SB4531-D5 Soundbar

Authored by: Tech Pro Team
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This guide will walk you through installing the Vizio SmartCast app to control your Vizio SB4531-D5 soundbar.
Vizio SmartCast icon

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  2. iOS

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This guide will walk you through installing the Vizio SmartCast app to control your Vizio SB4531-D5 soundbar.
Vizio SmartCast icon

Install Process

  1. Launch the Play Store on your smartphone.
    Google Play Store.
  2. Select the search bar at the top.
    Google Play Store with Search bar highlighted.
  3. Type in "Vizio SmartCast", then select VIZIO SmartCast from the list.
    Searching for Visio Smartcast.
  4. Select Install.
    Visio Smartcast store page with install highlighted.
  5. Select Open to open the app.
    Vizio Smartcast store page with open highlighted.

Getting started with the Vizio SmartCast app is simple. Upon opening the app, you are able to create or log into an existing account, or skip this altogether by choosing to proceed as a guest user. We do recommend that you create or log into an account so your settings and preferences will be remembered by your device.

To Create an Account:

  1. Select Create an Account.
    Create an account button.
  2. Enter your first and last name, then select Next at the bottom.
    First and last name fields.
  3. Enter your e-mail address, then select Next.
    Email address field.
  4. Create a new password, and enter it twice. Place a check for the Vizio Terms of Use. Then, select Next.
    Create password fields.

To Proceed as a Guest:

While choosing to proceed as a guest user will not save any of your settings or preferences, it will still allow you to access, control, and stream to your Vizio device(s).

  1. Select Continue as a Guest, at the bottom.
    Continue as guest link.
  1. Select the Menu in the top left corner.
    Smartcast menu
  2. Scroll down in the menu, and select Setup a new Device.
    set up new device option
  3. The App may request extra permissions for location at this point. If it does, select Allow.
    permissions dialog with allow highlighted
  4. If you wish, you can watch a short video detailing the next steps. When you are ready, select Get Started.
    welcome page with get started highlighted
  5. Select your language, then select Next. English is at the top.
    select language page with english highlighted
  6. Your mobile device will first attempt to locate your Vizio device via Bluetooth. Hold your mobile device near your Vizio device for the best chance of success.
    app searching for device
  7. If your mobile device is able to find your Vizio device, pairing will take place automatically. If the app cannot locate it, select Skip at the bottom.
    app search with skip option highlighted
  8. The app will now attempt to locate your Vizio device using Wi-Fi instead.
    app searching for Wi-Fi networks
  9. Once found, enter a name for your Vizio device, then select Next.
    Naming the soundbar
  10. You may be asked a few more questions to complete the setup of your Vizio device. Follow the instructions on the screen to complete the setup process.
  1. Open the App Store.
    Apple App Store.
  2. Select Search in the bottom right corner.
    App Store Search Button.
  3. Type in "Vizio SmartCast", and select Vizio SmartCast from the list.
    Vizio SmartCast
  4. Select Get for Vizio SmartCast.
    Visio SmartCast Get button.
  5. Select Open.
    Visio SmartCast Open button.