To install Windows 8, insert the installation DVD or USB flash drive, restart your computer, enter the product key, accept the license terms, choose the kind of installation you want, and click Next. The Windows 8 installation process takes less than 45 minutes.Continue Reading
Insert the installation DVD or USB flash drive that contains the installation files into the appropriate drive or port, restart your computer, and press any key to boot from the USB flash drive or DVD drive. When the Install Windows page opens, select your preferred language from the drop-down menu, and click Next.
Click Install Windows on the next page, and then enter the product key in the provided blank space. The product key is a combination of numbers separated by a dash on each set. It is provided on the packaging box of the Windows 8 DVD or via a confirmation email.
Tick the blank checkbox to confirm that you accept the terms for installing Windows 8, and then click Next. Select Custom installation to perform a clean installation of Windows 8, then click Drive Options to select where Windows should to be installed. Click Next to exit the page and begin the installation process.