vuefilemanager/app/Providers/AppServiceProvider.php

<?php

namespace App\Providers;

use Illuminate\Support\Facades\App;
use Illuminate\Support\Facades\Schema;
use Illuminate\Support\ServiceProvider;

class AppServiceProvider extends ServiceProvider
{
    /**
     * Register any application services.
     *
     * @return void
     */
    public function register()
    {
        //
    }

    /**
     * Bootstrap any application services.
     *
     * @return void
     */
    public function boot()
    {
        Schema::defaultStringLength(191);

        $get_time_locale = App::getLocale() . '_' . mb_strtoupper(App::getLocale());

        // Set locale for carbon dates
        setlocale(LC_TIME, $get_time_locale);
    }
}