You will first need to access your website editor.
If you do not know how to access your website editor, you can click here to learn how to do so.
Once you have logged into your website editor, you are greeted with this page where you will select "Edit Your Front Page"
If you do not see this section, you can access this section by selecting the "Pages" on the left hand side bar and then selecting "Welcome - Front Page"
You will now be brought to the following page.
On this page, you will be able to add/delete, edit, and move widgets.
Once you have finished making your desired edits, you will press the "Update" button on the right side of the website shown in the picture below.