Make Your Windows 8 Upgrade Or Downgrade By Using UpDown8 v1.0
User cannot downgrade from Windows 8 till he cannot access the recovery partition from hard drive. If need to downgrade, ensure you have recovery disks readily available on your computer. If you are already running Windows 8 Consumer Preview or Developer Preview, Microsoft says you can upgrade to Release Preview. There’s the downside to upgrading, you cannot keep any of your files. However now using this very handy and free tool to do the job. Just choose the edition you want to upgrade or downgrade offline. Simply insert the installation media and do a Upgrade or downgrade your windows 8.
UpDown8 v1.0 supported operating systems are Windows 8 Enterprise, Windows 8 Professional and Windows 8 Core. Works on 32-bit and 64-bit systems and compatible with Windows 8 RTM and all system languages. Also works fine with VMware, VirtualBox and Hyper-V. Download and try this helpful Windows 8 Upgrade Or Downgrade helper.