mtb_dcatadmin_plus/app/Admin/Controllers/HomeController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Metrics\Examples;
use App\Http\Controllers\Controller;
use Dcat\Admin\Http\Controllers\Dashboard;
use Dcat\Admin\Layout\Column;
use Dcat\Admin\Layout\Content;
use Dcat\Admin\Layout\Row;
use Dcat\Admin\Widgets\Card;
use Dcat\Admin\Widgets\Linkbox;
use Dcat\Admin\Widgets\MediaList;
use Dcat\Admin\Widgets\Callout;
use Dcat\Admin\Widgets\Alert;
use Dcat\Admin\Widgets\ListGroup;
use Dcat\Admin\Widgets\InfoList;
use Dcat\Admin\Widgets\CoverCard;

class HomeController extends Controller
{
    public function index(Content $content)
    {

        $alert = Alert::make('','Prime Admin');
                $content =  $content
                    ->view('admin.layouts.content')
                    ->header('Prime Admin')
                    ->description('description')
                    ->row($alert->info())
                    ->row(function (Row $row) {
                        $row->column(6, function (Column $column) {
                           // $column->row(Dashboard::author());
                            $column->row(new Examples\Tickets());
                        });

                        $row->column(6, function (Column $column) {
                            $column->row(function (Row $row) {
                                $row->column(6, new Examples\NewUsers());
                                $row->column(6, new Examples\NewDevices());
                            });

                            $column->row(new Examples\Sessions());
                            $column->row(new Examples\ProductOrders());
                        });
                    });

        return $content;
    }
}