What are the minimum system requirements?

• Processor: 1.0 GHz or faster (1.2 GHz or faster recommended)

Your own IT department is your first line of support, since they know your machine, your company protocols and security better than we will. This is especially true when the QuickCheck shows you are missing some components that need to be installed. If you've done that, and the errors seem to be with the course or logging in, please contact gtdinteractive@davidco.com.