Whether you want to try Windows 8 out to see what it looks or you’re evaluating it for deployment across your business, you’ll appreciate the free 90 day trial of Windows 8 Enterprise Microsoft makes available. However, if 90 days is not enough, you can renew the trial period once it has expired with just one simple command. Just follow these steps:
The corner of the screen should now show that you have a new 90-day trial. After that trial is expired, you’ll need to buy Windows 8, stop using it or wipe your computer and reinstall.