Besides new Windows 8 devices, consumers can also upgrade their existing PCs to Windows 8. Those having Windows 7 PCs running Windows XP, Windows Vista or Windows 7 since June 2, 2012 can buy Windows 8 Pro for Rs 699. The offer is for Windows 7 PCs sold until January 31, and the upgrade must be availed by February 28. You need to register the machine at https://windowsupgradeoffer.com . You'll receive an email with a promo code, to be used to get the Windows 8 upgrade online.

Windows 8 has a new start screen showing live, colourful tiles with real time updates. Windows 8 is natively cloud-connected so that one can access data on any other Windows 8 PC. Windows 8 is to be seamlessly synced across multiple devices. Windows 8 also comes with a new browser - Internet Explorer 10.