Perform the following steps ..
STEP1 )Open notepad and copy the following code
STEP2) Here, the path in the 2nd line of code represents the path of your picture.
STEP3) Now save this file as DESKTOP.INI in the location(any drive or any folder)
where you desire to set the background picture.
STEP4) After setting it in your favourite location,close the drive and open the location
DONE !! .. your picture has been set as background picture for your desired location.
NOTE Make sure that the extension in the path should be .jpg only and file should be
saved as DESKTOP.INI only