VSCode can only connect to a sandbox, not a production environment. In a production environment, you can do the following:
To install an extension by using the client
1. In Dynamics 365 Business Central, use search to open the Extension Management page.
In the Extension Management window, you can view the extensions that are published to your server. For each extension, you can see the current installation status.
2. Choose an extension to see additional information and to install the extension.
3. Review and accept the license agreement.
4. Choose the Install button to install the extension.
