If you need to easily insert meta tags into your WordPress site its easy with a plugin. The plugin Insert Headers and Footers has over 1 million installs.

One reason you will want to do this is when you are setting up your Google Console to verify your site using their alternative method. You can learn how the Google search engine views your site. Reports and data are provided on how different pages of your web site will appear in search results.

How To

Install and activate the plugin. It will now appear in the Dashboard under Settings.