You may not see the below features selected or installed after you attempt to change or modify the VDA installation from Control panel
Use Windows Remote Assistance
Use Real-Time Audio Transport
Use Screen Sharing
Is this VDA installed on VM in the Cloud
They can't be 'enabled' after the MSI is installed. Therefore, these features can't be selected during reconfiguration
It is by design, the features that are part of a component MSI such as ‘Use Windows Remote Assistance’ and ‘Use Real-Time Audio Transport for audio’ can only be selected at the time of installation.