Qusai\Upload\Providers\UploadFileServiceProvider::class 

       'easy_file_uploader' => [
            'driver' => 'local',
            'root'   => public_path() . '/',
             'url' => env('APP_URL'). '/',
             'visibility' => 'public'
        ]

        use Qusai\Upload\UploadFiles;

        class className extends Controller {
                ...
                use UploadFiles;

                public function functionName(Request $request)
                {
                        .....
                        $this->uplaodFile('FOLDERNAME',$request->file('FILE INPUT NAME IN THE REQUEST'));
                }
        }