You can overcome the security warning by adding this to your current themes functions.php file. add_filter(‘upload_mimes’, ‘custom_upload_mimes’); function custom_upload_mimes ( $existing_mimes=array() ) { // add the file extension to the array $existing_mimes[‘svg’] = ‘mime/type’; // call the modified list of extensions return $existing_mimes; } Reference

Step of install WordPress use yum install

Need to be reminded: This is a PHP’s limitation rather than wordpress. So, your should try to modify php’s setting not wordpress’. You should modify the php.ini file. In CentOS and Red Hat based Operating system,the path of php.ini file is /etc/php.ini In Ubuntu and Debian based Operating system,the path of php.ini file is /etc/php5/apache2/php.ini OR Use the command find to know the absolute path of php.ini file find /…

By Lisa Sabin-Wilson from WordPress All-in-One For Dummies, 2nd Edition Installing plugins from the WordPress Dashboard is so easy that you probably never need to know how to install a plugin manually via FTP. But the technique is still helpful to know in case the WordPress Plugin Directory is down or unavailable. The following steps take you through how to install a plugin using FTP, using the Gallery plugin as…