The first method is to modify the Registry. <br/> This method is troublesome and requires a certain understanding of the Registry. <Br/> Step 2: run the Registry Editor, expand the [HKEY_LOCAL_MACHINE/software/Microsoft/Windows NT/CurrentVersion/Winlogon] branch, and double-click "DefaultUserName" in the right window ", enter your logon username. If "DefaultUserName" is not available, right-click the item and choose "Edit> New> string value (s)> DefaultUserName" to add the item. Note that the item must be case sensitive. <Br/> Step 2: Double-click "defaultpassword" in the right window under the Branch, and enter your password in the blank column. If the "defaultpassword" item is not found, you can follow the steps above to create the string value. <Br/> Step 2: Double-click "AutoAdminLogon" in the right window and set the value to "1 ". If "AutoAdminLogon" is not found, you can follow the steps above to create a logstore. <Br/> now you can turn off the Registry Editor and restart your computer to automatically log on to XP. <Br/> the second method is relatively simple <br/> in Windows XP, click Start> Run and enter rundll32 netplwiz. DLL, usersrundll (note the case and space), press enter to display a "User Account" Operation window, if you are familiar with Windows 2000, I believe you should know how to do this. Cancel the selection of "to use the local machine, the user must enter the user name and password" and click "Apply ". In the dialog box that appears, enter the user name and password that you want your computer to automatically log on to. The next time you start the system, you can automatically log on to XP. </P> <p> how to set Automatic Logon for Windows XP <SPAN class = 'wp _ keywordlink '> end of the article </span> <br/>