If you get the message in the theme: "Your theme (Golo) contains outdated copies of some WooCommerce template files. These files may need updating to ensure they are compatible with the current version of WooCommerce. You can see which files are affected from the system status page. If in doubt, check with the author of the theme."
Don't worry. First of all, relax 🙂 Not much to worry about. In this article below, you’ll see why that notice appears, what problems it could cause and what you can do to fix it.