The file is a simple configuration script that tells Windows Setup which edition (Core, Professional, or Enterprise) to install and which licensing channel (Retail, OEM, or Volume) to use. By placing this file in your installation media, you can: Skip the initial product key prompt during installation.
Windows 8.1 installation media usually forces you to enter a product key before you can even begin the installation. However, you can bypass this step and choose your version manually by creating a small text file called ei.cfg . ei.cfg windows 8.1 download
If you want to force the installation of Windows 8.1 Pro, use this: [EditionID] Professional [Channel] Retail [VL] 0 Use code with caution. installing Windows 8.1 without a product key The file is a simple configuration script that
Note: Leaving [EditionID] blank triggers the manual selection menu. However, you can bypass this step and choose
from a list if you leave the configuration blank.
If you want the installer to let you manually pick between Windows 8.1 and Windows 8.1 Pro without asking for a key, use this content: [EditionID] [Channel] Retail [VL] 0 Use code with caution.
by skipping the check and activating once the OS is fully installed. How to Create and "Download" the ei.cfg Content