We have covered free tools like Logon Screen Rotator and Logon Editor to change the logon screen in Windows 7. Logon Screen is another freeware application that allows you to changing the logon screen background in Windows 7 (both 32 bit and 64 bit versions). You can browse for any image you want to set as the logon screen and click the apply button. There is also option to preview the logon by using the lock button.
One important feature that makes this application different from other Logon Screen changers applications is the ability to integrate with the Windows 7 context menu.
You can easily access the Logon Screen by right clicking the desktop.