Steps to remove index.php from the URL of a CodeIgniter application

remove-index.php-from-codeigniter-application-url.md

1. First enable Apache rewrite module on by the following command.

sudo a2enmod rewrite

Then restart the apache service using command below.

sudo service apache2 restart

2. Change apache virtual host configuration.

<Directory /home/project_dir>
  Options Indexes FollowSymLinks
  AllowOverride None
  Require all granted
  Allow from all
</Directory>

from

AllowOverride None

to

AllowOverride All

3. Now create a .htaccess file into the project root directory then add the following configuration.

RewriteEngine on

RewriteCond $1 !^(index\.php|resources|robots\.txt)
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ index.php/$1 [L]

4. Finally, Open config.php and do following replaces

$config['index_page'] = "index.php"

to

$config['index_page'] = ""