Set your home page in your WordPress settings
Go to your WordPress Dashboard, and then go to Settings > Reading, as per below:
Then set the settings as per below:
Front page: Home Page
And save the page.
How to edit / design the home page
Go to Pages and edit your Home Page using Beaver Builder like you would any other page
Important: You will not be able to edit the footer rows
Please see the other articles in this Knowledgebase that explain how to edit the footer on the Electro CHARGE child theme.