This option will help you edit your title and tagline, and set the site icon (The Site Icon is used as a browser and app icon for your site).

Go to Appearance > Customize > General > Site Identity to change your title, tagline, and upload your site icon

Homepage Settings

This option will help you edit the homepage and posts page of your site.

Go to Appearance > Customize > General > Homepage Settings to change the homepage and posts page of your site