WP Plugin update disable
// to disable all plugin update
function my_filter_plugin_updates( $value ) {
if( !empty($value->response) ) {
$value->response = array();
}
return $value;
}
add_filter( 'site_transient_update_plugins', 'my_filter_plugin_updates' );
for individual plugin check response and unset particular one.
$value->response['{plugin path}']