Go to PAGES >> ADD NEW. Give your new page a name. Best practice is to call it HOME. Save your changes, then on the right-hand menu, click PAGE ATTRIBUTES, from the Template drop down, choose Elementor Canvas. Save your changes! **big blue UPDATE button at the top/right of your screen.
Once you have a new page, and have saved your changes you will click the blue button near the top (left side) of the screen titled EDIT WITH ELEMENTOR to start customizing your new homepage.
Left side is the Elementor admin panel, in the middle of the screen you want to click the grey button (looks like a file folder) so we can choose the template you uploaded earlier. Go to MY TEMPLATES from the tabs at the top, find the one titled Samantha and click INSERT. Click YES when asked if you want to override existing page settings!