Plug the USB drive into the computer you want to install Windows 8.1 on.Ģ. Install Windows 8.1įinally, it is time to install Windows 8.1 on your new machine.ġ. Accept any prompts to erase the contents of the USB drive. Select the formatted removable drive from the list. When it asks you to choose which media to use, select “USB flash drive.”Ħ. The installer will ask you how you would like to install Windows 8.1. This process may take a few minutes to finish.Ĥ. It will begin downloading Windows 8 and get the files ready. If it asks for a License number, input your original key (if you try this on Windows 8, it may skip the step prompting for a License key). Run “WindowsSetupBox.exe” when the download finishes.

This will begin downloading “WindowsSetupBox.exe”.ģ. Scroll down and click the “Install Windows 8.1” button. Go to Microsoft’s Windows 8 Upgrade Page.Ģ. Next, you will need to download the Windows 8.1 installer and load it onto the formatted flash drive.ġ. Create the Windows 8.1 Installer USB Drive Once the format is complete, you can proceed to create the Windows 8 installer. In the Format window, make sure that “FAT 32” is the selected file system. Right-click its drive letter and select “Format” from the options.ģ. Format the Flash Driveįirst, you need a formatted USB drive with at least 4GB of available space.ġ.

All you need is a computer running Windows and a 4GB flash drive. In today’s post I will explain the painless process I took to create the Windows 8.1 USB installer and how I installed it on my machine. I install the operating system using a Windows 8 installer USB drive.

Win 8.1 usb install