Perform a clean Installation of Windows 7 with Upgrade DVD
Posted on : 02-11-2009 | By : Cool Geex | In : Windows 7
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1. Boot from the DVD or Bootable Win 7 Flash Drive.
2. Follow the steps to install the OS.
*** While Prompt For product key, Just leave blank.
3. Open regedit.exe using the Start Menu Search and navigate to:
HKEY_LOCAL_MACHINE/Software/Microsoft/Windows/CurrentVersion/Setup/OOBE/
4. Double-click the variable MediaBootInstall and change from “1″ to “0″.
5. Open the Start Menu again and type “command” in Start Menu search.
Right-click the “Command Prompt” shortcut and choose “Run as administrator.”
6. In the command line window that open, type:
slmgr /rearm and press Enter.







