Adding addtional buttons or tools to WordPress WYSIWYG TinyMCE visual editor: Like most people, you probably enjoy using the built in TinyMCE visual editor that is included with WordPress. However, by default the included WYSIWYG editor lacks some essential tools like font color, font size, font family and more. The good news is that most of these tools are already included in WordPress but are simply not active. The following tutorial shows you how to add additional buttons to include these tools to your WordPress visual editor.
Add more buttons to WordPress visual editor:
FTP to your server and download the tiny_mce_confg.php file from your wp-includes/js/tinymce/ directory
Open the tiny_mce_confg.php file with a text editor
From within the tiny_mce_config.php file, find the line that starts like the following: