Hello Ana,
To solve this you must add a code in your theme since by default Divi does not have a configuration to do it, for this go to the Divi section -> Theme Options
Once inside the options, locate the Integration tab and paste the following code in the option that indicates Add code to the (good for tracking codes, such as Google Analytics)
Save changes and check if social networks now open in a new tab
A greeting
Answered : 08/28/2020 1:54 pm