$ sudo vi /etc/apache2/sites-available/000-default.conf ServerAdmin webmaster@localhost DocumentRoot /home/jack/slim Options Indexes FollowSymLinks AllowOverride All ErrorLog ${APACHE_LOG_DIR}/error_slim.log CustomLog ${APACHE_LOG_DIR}/access_slim.log combined $ cd /home/jack/slim $ composer require slim/slim $ composer require slim/http $ vi .htaccess Options -MultiViews -Indexes RewriteEngine ..