Drag-and-drop describes the action of selecting an image on a web page with the mouse and then click-dragging it to desktop. Drag-and-dropping is one of the many methods that are available for copying images from web pages.
Here is a code snippet to disable drag & drop and increase security. This code will prevent mouse-dragging of images from a web page onto the desktop.
Use
copy and paste to get this code or you can use the download
link below: