Windows 8.1 offers new features under the hood to make it the fastest, most secure, and easiest to manage Microsoft operating system for desktop, laptop, or tablet. To install Windows 8.1 from an ISO file, you must first convert the ISO file into installation media stored on a DVD or a USB flash drive. If you're using Windows 8, follow these steps to install Windows 8.1 from
an ISO file:
Product Key: NTTX3-RV7VB-T7X7F-WQYYY-9Y92
Double-tap or double-click the ISO file.
Double-tap or double-click setup.exe and follow the steps.
If you're using Windows 7, the easiest way to convert an ISO file to a DVD is to use Windows Disc Image Burner. On a PC running Windows XP or Windows Vista, a third-party program Power ISO, Magic ISO is required to convert an ISO file into installable media.
Follow the step-by-step guide to install Windows 8.1 or 8