How to enable Search Engine Friendly url in Drupal

1.Edit the .htaccess file

2.save the below contents into .htaccess file

RewriteEngine on
RewriteBase /drupal
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ index.php?q=$1 [L,QSA]

3.Log in the administrative  of Drupal site and enable the path module

4.Then you have to test the clean url and then confirm the changes.

5.Now SEF is enabled.