https://codecanyon.net/item/bwl-advanced-faq-manager/5007135

BWL Advanced FAQ Manager is a powerful & premium WordPress plugin that allows you to create and display an unlimited number of FAQ posts on any WordPress website. Advanced FAQ Manager plugin comes with approximately Zero Configuration requirement specialty. So, you do not need to worry about any custom and complicated configuration to use this Plugin. Just upload and install the Plugin, and you are ready to go.