Start/Run/ type Regedit in the dialogue box
Browse to: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
To change the company name:
In the right pane, double-click RegisteredOrganization.
Under "Value data", type the name that you want, and then click OK.
To change the name of the registered owner, do the following:
In the right pane, double-click RegisteredOwner.
Under "Value data", type the name that you want, and then click OK/Exit.
just remember what u put there will show up on your cookies so i wouldnt put your full name.