How to fix Joomla Blank front page
Installing joomla is easy. It can happen that the front end of website shows blank. Is just a blank and white empty page, without text or any error messages.
Check if you have any files with the name index.html, index.htm, default.html, or default.htm in the same directory your domain points to.
If you do find any files with these names, rename or delete those files.
Also check the file .htaccess