Here you can run the Drawing Add-Ins Manager for either a 32-bit or 64-bit OS. If you install Visio and/or AutoCAD after installing SIX, you will need to run the appropriate Drawing Add-Ins function in order to "link" SIX to the drawing programs.
When run, the following form will open:
You may not have access to these settings based on your licensing with D-Tools or User Group Permissions.