If you have already an “original” installation dvd Windows 7 Professional or you have already installed Windows 7 pro without key on your computer, you can skip steps and move to the next.
For Additional language You can install english language and after that download and install MUI from this link: http://www.froggie.sk/7lp64sp1.html
Choose your Windows 7 Professional language and prefer the system x64 if you have more than 4GB of ram
To install Windows 7 we will use two methods:
1- The easiest way is to click directly on the iso file after download and burn it in to a blank dvd with the Windows Disc Image Burner tool.
2- For the second, we’re going to need a USB least 8 gigabytes for use as a boot disk and a Microsoft software: “Windows7 USB DVD download tool” link : http://wudt.codeplex.com
Video Tutorial create a USB install Windows 7 USB DVD download tool
YouTube video in English: : https://www.youtube.com/watch?v=_V85QZLZEJ8
Vidéo YouTube en français: https://www.youtube.com/watch?v=E5VURF-OWAY
Installation de Windows :
Different youtube video will help you to easily install Windows 7:
How to start Windows installation from a usb key: https://www.youtube.com/watch?v=227IBbAapJU
Install Windows from DVD with video youtube: https://www.youtube.com/watch?v=pKd9cZzfiH0
Thank you to follow these instructions:
At the end of the Windows 7 installation:
Uncheck Automatically activate Windows … then following
To activate your key go to property right click computer
The key is verified by the Microsoft Server
Congratulations Your key is activated!
NB: It is possible that Microsoft’s servers are overwhelmed at times and refuse to activate instantly ….
If you installed the Windows version 7 pro and you are unable to activate it online or any activation issue please do the following to force the server to activate your key:
go to Start, in the search bar type “cmd”, right click “run as administrator”
Copy and paste right click line by line “replace XXXXX-XXXXX-XXXXX-XXXXX by your key”
slmgr.vbs -ipk XXXXX-XXXXX-XXXXX-XXXXX
Wait a moment and you will have a message “activated”