Hello, I checked with Centrora the Joomla file permissions and there are many Template files made with Themler with permission 775. Can I change to 644 these files without affecting the template?

Just checking an Artisteer Joomla template and a Themler Joomla template on Theme Check. Any thoughts on the results? Artisteer 76% http://themecheck.org/score/joomla_template_memories.html Themler...