How to Change Logon Background screen in Windows XP, Let’s see the steps how to change it Manually.

If you are using Welcome Screen in windows xp switch to Logon screen by the following steps

• Click the Start button
• Select “control panel”
• Select “user accounts”
• Select “Change the way users log on or off”
• (Un)check the “Welcome Screen” option
• Click “Apply options”

Steps to Change Logon Background

          Select Start — > Run and type “regedit”

 Navigate through registry “HKEY_USERSDefaultControl PanelDesktop” on left side as shown above picture
Double click on Wallpaper in right side of the registry

 Now you can see Edit String, in that change the Value Data to your favorite photo which should be in (.bmp) format
Done now your Logon Screen is changed.