Want the front page to display all of your recent posts, or would you rather it be an unchanging welcome page? Either way, you can set that here.
1. From the WordPress dashboard, navigate to Appearance > Customize
2. In the preview sidebar on the left, select the Static Front Page section
3. Select the radio button to either
a. Display your latest posts on the front page
OR
b. Display a static page on the front page
i. Select a front page from the Front page dropdown box
ii. Select a posts page from the Posts page dropdown box
4. When you have finished, click Save & Publish at the top of the preview sidebar