Vivox: How do I upgrade from the Unreal Engine built-in Vivox plugin to the download from the portal?

If you are currently using the built-in Unreal Engine plugin, and would like to use the downloadable Vivox plugin, please see our Documentation to learn how to upgrade your project. The guide is location in the following section of our documentation: Vivox Unreal SDK documentation > Vivox Unreal Upgrade Guide > Introduction.