This is the aggregation page template of the official WeChat account, and now it has a topic tag. It's a little hard to find. Many people click on the topic label and think they have reached the end. In fact, there is a menu on it, as shown below:

See the red circle? Right there. Then click New Template.

After clicking, select the comprehensive template.

Set and select the template in the custom menu bar, and then save it.