We will need a valid product key for that. The installation will ask for a product key after the first automatic reboot, but there will be a handy 'Skip' button. The Windows installer won't even ask for one it will straight-up begin the installation. we can install Windows 8.1 without a product key. Once ei.cfg is within the 'sources' folder.

Then, we can use a 4GB or larger USB flash drive and an app, such as Rufus, to create a Windows 8.1 installation USB.Īfter that, it's just a matter of dragging our ei.cfg file and dropping it in the 'sources' folder in the USB. We need to download a Windows 8.1 ISO from Microsoft if we haven't already. The fastest and easiest way to install Windows 8.1 without a product key is by creating a Windows installation USB drive. How to Install Windows 8.1 without a product key from USB

We just need to get it in the Windows 8.1 installation medium. There is the easy way and the hard way to do so.

We 're halfway there. With this ei.cfg file, we can Install Windows 8.1 without a product key.

The result is a file ei.cfg that has a type 'CFG File.'

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