All the assemblies included in PDFView4NET toolkit can be used the XCOPY deployment, no additional configurations are needed.
All the assemblies are strong named so they can be deployed to Global Assembly Cache (GAC) if needed.
Deploying PDFView4NET with .NET Windows Forms applications
If you are using the PDFView4NET Windows Forms controls then the following assemblies are required to be deployed with your application: o2s.components.pdfview4net.win.dll.
If you are using the PDF rendering, printing and conversion library then the following assemblies are required to be deployed with your application: o2s.components.pdfrender4net.win.dll.