Driver Report file has a default format of .CSV file. If you want to change the file format based on what you need use this wpcpod_export_file_format filter.

Note: The following file format are only accepted.

• xls
• xlt
• xla
• xlw
• csv

Copy and paste this code in your theme function.php file.

function my_custom_file_format_callback( ){
	return 'xls';
}
add_filter('wpcpod_export_file_format', 'my_custom_file_format_callback');