The easiest way to show excerpts on the archives, categories and author pages is to create a child theme which should contain the following files.
style.css – this should identify the theme as being a child theme of…
archive.php – so that you can call the next file instead of the standard file called by the parent theme.
content-archives.php – so that you can amend the call for the_content to the_excerpt and override the parent theme.
In order to make it super simple for you we have a child theme for that – see below
Posted in: Tips And Tricks