To modify dropdown items in php, open the dropdown or multiselect attribute in widget creator, and add PHP Filter Name. For example: “mydropdown”
Then go to functions.php and put this php code:
function setMyDropdownItems($options){
$options["My Item"] = "my_item";
return($options);
}
add_filter("ue_modify_dropdown_mydropdown","setMyDropdownItems");
The “ue_modify_dropdown_”
is the prefix, then you add your filter name “mydropdown” in this case.
In result – the additional item will be added to the dropdown in Elementor:
