Detailed Instructions to activate the Administrator

1. Logon to Vista using your normal username and password.
2. Click on the Start button
3. Click on Start Search. 
4. Type, cmd. 
5. Right-click cmd, select 'Run as administrator' from the shortcut menu.
6. In the black 'DOS box', type the following at the command line:
   Net help user
7. The idea of the last command is just to observe the options for Net User.  In particular, examine the syntax to set the password.
8. The next instruction is the crucial command.  I have chosen password = p£ssworD, you may want to choose different characters.
9. Net user administrator p£ssw0rd
10. Net user administrator /active:yes
11. Check the message : The command completed successfully
12. Switch User, or logoff
13. Logon as Administrator  Password p£ssw0rD  (Your password may be different!)