First create “httpd.conf” file on your root.
Than add the following code to the “httpd.conf” file.
Than add the following code to the “httpd.conf” file.
RewriteEngine on
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
#Perform rewriting
RewriteRule ^(.*)$ index.php?p=$1 [NC,L]
Now You can write RewriteRule in the .htaccess file