Login into your CPanel
Often you can access your CPanel just by adding /cpanel to your domain name … example.com/cpanel
Access the File Manager
Although your screen may not look 100% identical to the one above, every version of Cpanel does come with a “File Manger” option somewhere.
Choose to Go to the Webroot
Open Your Test Folder
Select All the Files
Click on Move File
Move to /public_html/
Check Your Site
Visit the front of your site in its new location and verify that everything is working correctly.
Login to Your Joomla Site Administrator