Uh oh…..looks like Microsoft might have just played a game of bait and switch. Seems they are only giving users 10 days to try Win10 and dowgrade back to a previous version of Windows, or they are stuck with the new OS. No one is sure whether it is just the Win10 Anniversary edition, or ANY version of Win10. So if you upgraded on July 31, you may just have 2 more days to make a decision. Check out this article, and then make up your mind.