For security reason Remote MySql is disabled on free hosting.
That means you can't connect to mysql on the server from outside(Ex:- From your computer)
However the script on the server can access the mysql by referring it as localhost.
To make the script on server to connect to Database, you...
I feel like the paths are incorrect. Just get repair_settings.php from simplemachines.org
and upload to the your account. And run it. It will give you option to correct the paths.
Your account had the old type of package, On that the space is limited. If you want I can upgrade your package,
But you may loose other unused resources.
See here about new package
Yes,
Signup for account at x10premium.com
Then at client area open a support ticket mentioning the free account details
The staff will move the account from free servers to premium servers.
Actually What you want to do?
You want to allow only your ip to access adm folder
then add this
order deny,allow
deny from all
allow from xxx.xxx.xxx.xxx
Where xxx.xxx.xxx.xxx is your ip.
The .htaccess is hidden file. So when you are opening the Filemanager, select the tickmark "Show hidden files"
Then you can see it in your public_html folder.