If you've already published a Coming Soon page, you can replace it with your full site's Home page by following these instructions.
1. Under Pages, select your Home page (or the page you plan to use as your site's homepage, if it has a different title).
2. Click the gear icon ⚙ next to the page's name, and click Set as homepage.
3. Click Preview if you would like to test your new homepage, then click Publish to update your live website with your new homepage.
See also:
Adding a Coming Soon page