It's always best to update your operating system if possible. But here are our requirements:
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. Don’t know what system you’re using? No worries, just click here for your system details.
Here is our system check. This test will tell you if you're ok or need some updating.
Just do a search to learn how to update your specific OS.