• Download the file you have selected to a hard drive on your computer which has sufficient free space.
  NOTE: Once you download the file and run it, you can delete it. When you run the file, it can be located in any directory/folder.
• Make sure that the downloaded file is the correct size, if it is not, there may have been an error downloading and you should try downloading it again. If you continue to have troubles downloading, please check with your system administrator or Internet provider to determine the cause of the download problem.

Precautions before downloading

• Make sure that the drive containing your "temp" folder (typically "C:") has at least 20 Mb free space.
• Double-click the executable filename and follow the instructions it gives you to complete the install.
• Once the install is complete, you can delete the downloaded file if you desire since it is no longer needed.

Using TopSolid and TopSolid'Viewer on the same PC
It is possible to install and use both TopSolid and the Viewer on the same PC. Please note that double-picking on any TopSolid extensions as .top, .dft or .cam files will launch the application which was most recently installed.