Lovely Charts is a free web-based tool for creating flow charts, site maps, network diagrams, and other visualizations with a drag-and-drop interface ...

Begin by clicking the Flowchart Template icon on the Visio start page. You’ll be taken to the main Visio interface, which looks a lot like Microsoft Word and other Microsoft 365 apps.

Using drawing models in Word content will help readers have a better overview and understanding of the content, as well as increase the liveliness of the content of the article.