In this article I will explain with an example, how to disable mouse right click in HTML using JavaScript.
 
 

JavaScript Script to disable Right Click

Inside the oncontextmenu event handler, the event is cancelled by returning FALSE.
<script type="text/javascript">
    //Disable the Context Menu event.
     document.oncontextmenu = function () {
        return false;
    };
</script>
 
 

Disabling Mouse Right Click in HTML using JavaScript

You will need to place the following script in HEAD section of your HTML page.
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title></title>
    <script type="text/javascript">
        //Disable the Context Menu event.
        document.oncontextmenu = function () {
            return false;
        };
    </script>
</head>
<body>
    <h1>Try to Right Click on this Page.</h1>
</body>
</html>
 
 

Screenshot

Disable Right Click in Browsers
 
 

Browser Compatibility

The above code has been tested in the following browsers.
Microsoft Edge   FireFox  Chrome  Safari  Opera
* All browser logos displayed above are property of their respective owners.
 
 

Demo

 
 

Downloads