Microsoft has purposely hidden the built-in Administrator account in Vista, but it's easy to use once you know how to find it, writes Scot Finnie.

Use Windows 7's built-in tools to manage multiple users on your PC and your network.

Learn how to rename built-in administrator account in Windows 11/10, using Computer Management, GPO, Command Line, Control Panel or free tool RenameUser.

Make it twice as hard for a potential hacker to get into your system by renaming the Administrator account. Here's how to do so in Windows XP Home and Pro.