The Guardian | Windows 8.1 to bring back Start Menu The Guardian Windows 7 users will have to reinstall all their programs after the upgrade, as only documents and file transfer is supported. Upgrades from previous versions of Windows, including Windows XP and Windows Vista, are not supported by Windows 8.1, unlike ... Windows 8.1 lets PC makers start from scratch Microsoft prices Windows 8.1 starting at $119.99 Microsoft kills OEM/System Builder and upgrade editions of Windows |