Issue
How do I know what operating system I'm using?
Environment
Before installing, upgrading, updating, or following instructions, you will need to know which Operating System (OS) you are working with.
Cause
Operating systems vary. Installing incompatible software will create a larger problem.
Resolution
Mac
Click the Apple>About this Mac
Windows
Press the Windows and R keys together to open a Run dialogue box.
Enter winver and press Enter.
Do you still need help? Create a support ticket and someone will contact you: Software Install