How to Register Windows 7 Upgrade

This article will show how to register Windows 7 Upgrade when it was used for a clean install (no prior Windows OS required). This method can register Windows 7 Upgrade on a new computer install or a reformatted hard drive. Using a Windows 7 Upgrade license can save $100 versus the price of the full Windows 7 version. This hack for Windows 7 Upgrade is legal if you own a complete copy of Windows XP or Windows Vista and is easier than installing or reinstalling the same or an old version of Windows.

1. Step 1
   
   
   
   Open the registry editor

   Press the Start Menu.
   In the "Search programs and files" text box type "regedit" and press ENTER.
   Click "Yes" on the "User Account Controls" window.
   This will open up the registry editor.

2. Step 2
   
   
   
   Navigate to the OOBE Folder

   Click the arrows next to the a registry key to open the registry folder:
   
   HKEY_LOCAL_MACHINE/Software/Microsoft/Windows/CurrentVersion/Setup/OOBE/

3. Step 3
   
   
   

   In the OOBE Folder, double click on the "MediaBootInstall" key.

4. Step 4
   
   
   

   Change the Vale from "1" to "0".

5. Step 5
   
   
   

   Press the Start Menu.
   In the "Search programs and files" text box type "cmd" and Right-click on the short cut that appears on the top.
   Select the "Run as administrator" option.
   Click "Yes" on the "User Account Controls" window.
   This will open up the command promt.

6. Step 6
   
   
   

   In the command line window, type: slmgr /rearm
   
   Press ENTER.

7. Step 7
   
   
   

   Close the command line window and reboot Windows 7.
   After Windows 7 starts, click on Start Menu, right click "Computer" and select "Properties". Type in your product key and activate Windows 7.

Enjoy !

Tips & Warnings

• Download Microsoft Win 7 Guide
  
• Make sure you have Windows 7 Upgrade.
• Make sure you have a full retail version of Windows XP or Vista to be compliant with Microsoft's User Agreement.
• Microsoft confirms that this Windows 7 install trick is legal if the customer owns a full version of Windows XP or Windows Vista.
• Edit the registry with caution.
• DO NOT USE this trick if you do not own a full version of Windows XP or Vista.
• Using this hack on Windows 7 Upgrade without owning a full version of Windows XP or Windows Vista is a violation of the Microsoft's User Agreement.