To install Platform.Mail from the command line, run the following command:
nuget install Platform.Mail -Version 5.3.411 -Source https://proget.starsoft.nl/nuget/Starsoft/
To install Platform.Mail from the Package Manager Console within Visual Studio, run the following command:
Install-Package Platform.Mail -Version 5.3.411 -Source https://proget.starsoft.nl/nuget/Starsoft/
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageReference Include="Platform.Mail" Version="5.3.411" />