You need to install this 3D viewer to view the 3D applications. This is a one-time download and it is safe to install. (about this plugin)
Download & Install 3D Viewer(PC User Only)
Click on " Download & Install 3D Viewer"
Click on "Save File"
Download the file to desk top or your hard drive.
Locate the file.
Double click on the file icon to install.
Click "Run" to install and follow the wizard steps.
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