fpoller

Gives the following options for making the WordPress installation more private:
<ul>
<li>Protect content from being viewed to users who hasn’t logged in</li>
<li>Disable all feeds</li>
<li>Only serve uploaded files to logged in users</li>
<li>IP address based exceptions for the above options</li>
</ul>

Private WP suite

Adds option in the admin panel for making your blog (including rss feeds and uploaded files) private.

add-ons.org

wpformsaddons

Drag and Drop File Upload for Elementor Forms

Allows you to add powerful Drag & Drop or choose Multiple Files Uploading area to your Elementor Forms.

Private WP suite vs Drag and Drop File Upload for Elementor Forms