To change the default typography settings for all the text elements on your website, you can follow the below listed steps:

1. Navigate to Admin Dashboard > Appearance > Editor.
2. Click on the Styles icon in the top right corner and then click on the Typography tab.

3. Click on the element whose typography setting you would like to change.

4. Select the font, font-size, font-weight and line-height for the respective element.
5. Click on Save to publish the changes made.