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How to turn on automatic logon in Windows XP

You can also use turn on automatic logon without editing the registry in Microsoft Windows XP Home Edition and in Microsoft Windows XP Professional on a computer that is not joined to a domain. To do this, follow these steps:
1. Click Start, and then click Run.
2. In the Open box, type control userpasswords2, and then click OK.
3. Clear the "Users must enter a user name and password to use this computer" check box, then click Apply.
4. In the Automatically Log On window, type the password in the Password box, and then retype the password in the Confirm Password box.
5. Click OK to close the Automatically Log On window, and then click OK to close the User Accounts window.