Laravel 7.0 project run Without PHP artisan serve

I have issue in this.,
I change server.php in root folder to index.php and .htaccess file in public folder move to root folder But even though i am getting This page isn’t working HTTP ERROR 500

Answer

I Solved this Problem like Changing PHP Version..
Because the Laravel 7.0 requires PHP version 7.2 Or Above but i am Running the Laravel 7.0 Application in 7.1 that’s why it showiing like this..After Changing PHP version to 7.4 it fixed…..