Now, if I want to keep the “Read More”, there is a way to change it for the Portuguese? I know you’ve shown how to translate the template, but at first all you desire and only translate this button. Thank you!
You can change it inside “content-extensions.php” file which is located in theme folder → library → structure.
You will see 3 “Read more” in that file and you have to change all of them so it will work with categories, blog etc.
But it is always to do a proper translation How to translate a WordPress theme including Shapely & Illdy - Colorlib
You can use this plugin for translation: