Twenty Twenty-One: A Deep Dive into the New Default WordPress Theme
But if you only want to edit an existing template (or template part), you just need to copy the original template from the parent theme and paste it into the corresponding position of your child theme (read more about this topic in our extended guide to child themes).
Say you want to customize the “Proudly powered by WordPress” text. You have several options to remove or customize that line. For our example, let’s change it manually.
To do so, copy the footer.php template file from the parent’s folder and paste it into the root of your child theme. When done, open your child theme’s footer.php in your code editor and find the following code: