Procedure 4.29. Sealing a Windows 7 or Windows 2008 Template

1. In the virtual machine to be used as a template, open a command line terminal and type regedit.
2. The Registry Editor window opens. On the left pane, expand HKEY_LOCAL_MACHINE → SYSTEM → SETUP.
3. On the main window, right-click to add a new string value using New → String Value.
4. Right-click on the file and select Modify to open the Edit String window.
5. Enter the following information in the provided fields:

   • Value name: UnattendFile
   • Value data: a:\sysprep.inf
6. Launch Sysprep from C:\Windows\System32\sysprep\sysprep.exe.
7. Enter the following information into the Sysprep tool:
   • Under System Cleanup Action, select Enter System Out-of-Box-Experience (OOBE).
   • Select the Generalize check box if you need to change the computer's system identification number (SID).
   • Under Shutdown Options, select Shutdown.
   Click OK to complete the sealing process; the virtual machine shuts down automatically upon completion.