> On the top of the editor page you will have a button for Add Block.
> Please click on it and you will have the Blocks that you can add within the empty section you just added.
> Please click and drag them into position and select a Block and then drag it into place on the left side of the screen. When you have finished selecting and placing the Block of your choice,
> Please click on the X in the top right corner to close the Block selection
> When you will be completed the edits to your Block, please click on Publish or Save Draft.
> Please notice that if you use Publish, it will make the page immediately available on your WordPress site.
> If you have already selected the Publish button, then you will see an Update button that you have to click on in order to save your changes