How to open .123D file extension?

If you cannot open a new file that has been saved in the .123D format you need to download the appropriate software. The manufacturer of .123D files is Autodesk; .123D files belong to the CAD Files category. After downloading the application from the list available on our website just run an unknown file, and as the default set the newly installed application supporting the .123D files. Activities performed in the order described should solve the problems with all the files in the .123D format.

• What is .123D file?
• How to open .123D file?
• What is .123D file?