How to Lock icons on desktop

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Steps to “How to Lock icons on desktop”
You have arranged your desktop to look nicely with your wallpaper.  Presently comes someone and mess up the nice arrangement. To lock your  desktop icons into place, first arrange it carefully the way you want it to be, then open up the registry editor.

Go to HKEY_CURRENT_USER\Software\Microsoft\Windows\
CurrentVersion\Policies\Explorer.
Right-click in the right pane  and select New, DWORD Value name NoSaveSettings and press the Enter key. Right-click on the new NoSaveSettings item and select Modify. Enter 1 in        the Value data box. After this, whenever you restart Windows, your  settings will return to their current state.