Change "Registered user" and "Company name" in Windows XP/Vista

Windows Tips and Tricks : Change "Registered user" and "Company name" in Windows XP/Vista

To change "Registered user" and "Company name" under "My Computer" Properties in both Windows XP and Windows Vista proceed as follows :

-Start -> Run
-Type "regedit" and hit Enter
-Browse to HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\Current Version
-Double click on either RegisteredOwner or RegisteredOrganization, and enter your desired values in the "Value data" field to change the Register user or Company name.
-Right-click on "My Computer" and select "Properties" to see the change.