Upgrade to Windows 8 from Windows 7, Vista and XP detailed

These are the final steps before the leaks of the new Microsoft's operating system Windows 8, and so, to put everything in place, Microsoft showed what users expects and requirements to upgrade from Windows 7, Vista and Windows XP to Windows 8 OS; ZDNet managed to get contact with Microsoft.

Microsoft also said that you can't upgrading to Windows 8 and keep the settings, files and applications, if you are doing cross-language installation, pricing is not known until this time.

Users will be able to upgrade to Windows 8 (the name of the entry-level consumer version of the operating system) from Windows 7 Starter, Windows 7 Home Basic and Windows 7 Home Premium while maintaining their existing Windows settings, personal files and applications.

Users will be able to upgrade to Windows 8 Pro from Windows 7 Starter, Windows 7 Home Basic, Windows 7 Home Premium, Windows 7 Professional and Windows 7 Ultimate while maintaining their existing Windows settings, personal files and applications.

Users will be able to upgrade to Windows 8 Enterprise (available to volume licensees with Software Assurance contracts only) from Windows 7 Professional and Windows 7 Enterprise while maintaining their existing Windows settings, personal files and applications.

Users will be able to upgrade to Windows 8 from Windows Vista (without SP1 installed) but only personal files (meaning data only) will be maintained. If upgrading from Vista with SP1, personal data and system settings will be maintained.

Users will be able to upgrade to Windows 8 from Windows XP with Service Pack 3 or higher but only personal files/data only will be maintained.