Product Support

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Download the latest versions of Quantum XL, SPC XL, DOE Pro XL, SnapSheets XL, SimWare, and Pro-Test.

Frequently Asked Questions

Browse our frequently asked questions.

Installation Instructions

Find solutions to installation issues.

For technical support, please email Please include the following…

  1. The name of the product (Quantum XL, SPC XL, DOE Pro XL, SimWare Pro, Pro-Test, SnapSheets XL).

  2.  Your name and serial number (CD Key). 

  3.  A description of the problem.

  4. If applicable, please attach an Excel Workbook that includes the data set and analysis that you are having problems with. 

Common Knowledge Base Articles