You can put your favorite image or picture in the background of the logon screen by doing the following methods:
- Click the Start button and select “Run”
- In the “open” field, type "Regedit"(withou Quotes) and click OK
- In the registry editor, navigate to HKEY_USERS\.DEFAULT\CONTROL PANEL\DESKTOP and double-click the string “wallpaper”
- Enter the full path and filename of the .bmp image that you want to use as background (the image must be in .bmp format)
Note: Should Restart the computer for changes.
If you want to see the background set in tiled effect with the bitmap then follow the below steps:
- Click the Start button and select “Run”
- In the “open” field, type regedit and click ok
- change the string HKEY_USERS\.DEFAULT\CONTROL PANEL\DESKTOP\TILEWALLPAPER to “1″ instead of “0″
That's All..!!
Enjoy..:)