Follow the troubleshooting steps below if you have failed the Operation System Test
Operating System Requirements are as follows:Windows XP, Vista, 7 or later, Mac OS X 10.6 or later, or Linux: RHEL 5.6 or later, openSUSE 11.3 or later, or Ubuntu 10.04 or later.
Toupdate your PC's operating system (Windows)click here:
https://support.microsoft.com/en-us/help/311047/how-to-keep-your-windows-computer-up-to-date
Toupdate you Mac's operating systemclick here: