If the site is set to display the Blog Posts Index as the Front Page, then this text should not be visible. If the site is set to display a static Page as the Front Page, then this text may or may not be visible. If the Theme does not include a front-page.php template file, then this text should appear on the Front Page when set to display a static Page. If the Theme does include a front-page.php template file, then this text may or may not appear.