In order to include Magento 2 Blog link in the top navigation menu, go to the Stores > Configuration > Magefan Extensions > Blog and find Category Top Navigation group.

In order to include Magento 2 Blog link in the top navigation menu, go to the Stores > Configuration > Magefan Extensions > Blog and find Category Top Navigation group.
In order to manage Blog Index Page in Magento 2 Blog Extension, please navigate to Stores > Configuration > Magefan Extensions > Blog and find Blog Index Page group.
All pages of the Magefan Blog Module for Magento 2 use SEO friendly URLs.
In order to manage Blog Permalink Settings, please go to the Admin panel > Stores > Configuration > Magefan Extensions > Blog and find Permalink Settings group.