This is an example page. It is different from a blog post because it will stay in one place and appear in the navigation menu (on most topics). Most start with a About page which presents the features of the site. It can say something like this:

Come on, me too! I'm a bike rider during the day, singing inspiration at night and this is my site. I live in Santorini and I have a dog called slow, and I like swimming in the sea.

Or something like that:

The company HPSO SA was founded in 1971, and offers services to the public since its establishment. It is located in Gotham City, with 1,000 employees and offers all of its amazing services to the city community.

As a new WordPress user, you should go to your management to delete this page and create new pages for your content. Have a great time!