Use the Full Width template when creating a new page or on existing pages by overriding the default settings.
In the 10Web Builder
Click on the settings icon 
.
Click on the Page Layout drop down menu.
Choose Elementor Full Width.
In WordPress
In your WP dashboard, click on Pages.
Either click on Add New or click on the page you want to set to Full Width.
To the right of the panel, click on Page Attributes.
Under the Templates drop down menu, choose Elementor Full Width.
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