One care doesn’t install on Windows 7 with an invalid Operating System message.

I would think Microsoft’s OWN products would work with Windows 7.

So here’s the low-down on pricing for Windows 7. The estimated retail prices for upgrade packaged retail product of Windows 7 in the U.S. are:

• Windows 7 Home Premium (Upgrade): $119.99
• Windows 7 Professional (Upgrade): $199.99
• Windows 7 Ultimate (Upgrade): $219.99

And the estimated retail prices for full packaged retail product of Windows 7 in the U.S. are:

• Windows 7 Home Premium (Full): $199.99
• Windows 7 Professional (Full): $299.99
• Windows 7 Ultimate (Full): $319.99