需要帮助从url中删除.php

This is my url http://localhost/fad/admin/countries.php

i want to change url to http://localhost/fad/admin/countries

how to change this.i changed through .htaccess but it is giving page not found any one help me to solve all my website pages to remove extension

Try this...

RewriteEngine On
RewriteRule ^countries$ countries.php [L]

Insert this into your .htaccess:

RewriteEngine On
RewriteBase /

RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME}.php -f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^([^/]+)$ $1.php [QSA]

Good luck!