Search Results (Pro Only)

Version 2.6+, you can control the display of your search results by choosing whether to display the meta information, such as the date, author, and category for the posts.

You can also control whether to show the post content / excerpts.

The setting in  Appearance > Customize > Search Results applies to only to the search results feed. If you're looking to customize the blog feed layout (other archive pages), go to Appearance Customize Blog Feed.