This plugin pin first post in topics when user navigates through the thread, so you can see first post on any page of the discussion. This feature make forum a little bit user friendly since whenever you’re in the topic, you always can read the first post and be informed about subject of the discussion.
Pin first post for Kunena can be installed as typical Joomla extension. You should go to Control panel > Extensions > Extensions manager, then select distributive package and install it. After successful installation the plugin will be appeared in Plugins section in disabled mode. So, you must enable it. Plugin has Kunena type.
The configuration of the plugin is extremely easy. There is just only setting - Categories. You can specify which categories the plugin should work in. (Default value: All categories) Be sure the plugin is published. That’s all. First post will be added on each page of the topic.