You can link the “Author Fields” to the “Custom URL” using the Post Grid Combo plugin. This article will help you link the “Author Fields” to the Custom URL.
To begin, insert an “Author Fields” block.
Click on the “Field Settings” tab.
Now toggle the “Is linked?” button on.
Now choose “Custom URL” from “Link to” to link the post title to the custom URL.
To add the custom link, click on the “Custom URL” link button and add the link here.