Goto Elementor to Settings > General

Put a tick here for the ability to edit the post types – post, pages, portfolio items.

Goto Elementor to Settings > Style

Choose the width of the container and mobile breakpoints as you want:

Remove the tick from the settings ( for popup images, we use a plugin Visual Portfolio ):

If you do not use the plugin, feel free to tick the box.

Goto Elementor to Settings > Advanced

To support Font Awesome 4 icons check the box here:

Choose the default elementor colors in the editor.