Change lock screen background in windows 7

Hey guys!!

I know you want to change your lock screen wallpaper in windows 7 like in windows 8 you can do that by following these simple steps.

NOTE: THESE STEPS ARE NOT TRIED IN THE WINDOWS XP(SP1,SP2,SP3),WINDOWS VISTA


 FIRSTLY CHOOSE PICTURE THAT MATCHES WITH THE RESOLUTION OF YOUR MONITOR



Step 1.

Open "Regedit" by typing regedit in the search bar provided in the start menu

 Step 2.

Go to the path
"computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\windows\currentversion\authentication\logonUI\background"

 Step 3.

You will see "OEMBackground" if not there you can create it. so create it.

 CREATING OEMBackground:
Right click the surface then     New→DWORD (32-bit) value
and name it OEMBackground

 Step 4.

After having OEMBackground double click on it and set the Value data as "1" and base as "Hexadecimal"

 Step 5.

Now you have done with Regedit now close it and hit refresh. Now got to your windows drive then windows\system32\oobe then create a new folder and then rename it as "info"

 Step 6.

Now open the "info" folder and then again create a new folder and rename it as "backgrounds"(CAREFUL WHILE TYPING SPELLINGS)

 
 Step 7.

Now rename your selected picture, which you want to apply as lock screen background with "backgroundDefault"

 REMEMBER THE PICTURE YOU CHOOSE MUST NOT BE MORE THAN "244KB"

 Step 8.

Lock your system

 And here it's done

Enjoy and comment!!!!!!