How to use mod_rewrite?
You can use the Apache server module mod_rewrite on the FOR.ug hosting. This module is used to create "friendly" URLs. The mod_rewrite module configuration requires creating a file called .htaccess in the domain directory and then adding the server's directives to it.
You can read more about mod_rewrite and how to use it here.
If you have URL "yourdomain.com/path/to/file.php" and you want to shorten it to "yourdomain.com/file", you can use the following .htaccess content:
RewriteRule ^file$ /path/to/file.php