Assalamualaikum and annyeonghaseyo. Kbai. Lol. Adios.
1. Dashboard > Template
2. Click ctrl + F both then find code <head>
3. Copy paste this code under the code <head>
<script language=JavaScript>4. Preview & save.
<!--//Disable right mouse click Script
//By Dynamicdrive (renigade@nsimail.com)
//For full source code, visit http://www.dynamicdrive.com
var message="";
///////////////////////////////////
function clickIE4(){
if (event.button==2){return false;}}
function clickNS4(e){
if (document.layers||document.getElementById&&!document.all){
if (e.which==2||e.which==3){return false;}}}
if (document.layers){document.captureEvents(Event.MOUSEDOWN);
document.onmousedown=clickNS4;}
else if (document.all&&!document.getElementById){document.onmousedown=clickIE4;}
document.oncontextmenu=new Function("return false")// -->
</script>