: The Free edition is restricted to Windows Home versions. You need a license key to work with Windows Professional and Enterprise editions.
To get the most out of a WintoHDD license key: wintohdd license key better
that allows you to install, reinstall, or clone Windows without a CD/DVD or USB drive. Better Ways to Get a Valid Key Official Purchase : The Free edition is restricted to Windows Home versions
: It allows you to install or reinstall Windows directly from an ISO file without needing a USB drive or DVD. Multi-Installation USB the WinToHDD Free
(Free & Open Source)
: Occasionally, the developers or authorized tech sites host promotional giveaways where they provide legal "Professional" keys for a limited time. Free Version : For most home users, the WinToHDD Free