Pieter Bos

Whilst many people have opposed the decision, the navigation menu interface was forced into the Customizer.
As there are many people who don’t have to time to explain this to all existing clients, this plugin simply removes the menu panel/section from the Customizer.
We support this plugin exclusively through <a href="https://github.com/senlin/so-customizer-hide-menu/issues" rel="nofollow ugc">Github</a>. Therefore, if you have any questions, need help and/or want to make a feature request, please open an issue over at Github. You can also browse through open and closed issues to find what you are looking for and perhaps even help others.
If you like the Customizer Hide Menu plugin, please consider leaving a <a href="https://wordpress.org/support/view/plugin-reviews/so-customizer-hide-menu#postform" rel="ugc">review</a> or making a <a href="https://so-wp.com/donations" rel="nofollow ugc">donation</a>. Thanks!
<a href="https://so-wp.com/plugin/customizer-hide-menu" rel="nofollow ugc">Customizer Hide Menu plugin</a> by SO WP.

Customizer Hide Menu

Removes the Navigation Menu paqnel from the Customizer.

wpbean

WPB Floating Menu or Categories is a free WordPress plugin, it allows you to increase your site usability by adding sticky floating side menu or categories with icons.
It works with any WordPress theme. It has a color customization option to match with any design layout.
Our plugin support Menu Icons plugin by ThemeIsle. You can add icons to your menu items and our floating menu will show the icons.
Our plugin has an option for showing floating categories with icons as well. You can add FontAwesome icons on your category items and our floating categories plugin will show the icons.
It has two shortcodes to show the Floating menu or Categories to any specific page. Or you can set it globally for the entire site.
<blockquote>
<a href="http://demo5.wpbean.com/wpb-floating-menu/" rel="nofollow ugc">Live DEMO</a> | <a href="http://wpbean.com/support/" rel="nofollow ugc">Support Forum</a> | <a href="http://docs.wpbean.com/docs/wpb-floating-menu-or-categories/installing/" rel="nofollow ugc">Documentation</a>
</blockquote>
<h3>Plugin Features:</h3>
<ul>
<li>Floating menu.</li>
<li>Floating category for any custom taxonomy.</li>
<li>Floating menu and categories icon.</li>
<li>Two different skins.</li>
<li>Color customizer to match with any theme.</li>
<li>Right or left placement option.</li>
<li>Any menu or any custom taxonomy can use us Floating menu or category.</li>
<li>Option for enable or disable the Floating menu or category on phone.</li>
<li>Material design, mobile responsive and modern clean design.</li>
<li>Easy ShortCode system.</li>
<li>Advance setting panel for customization.</li>
<li>All Modern Browser Support. </li>
<li>Translation & RTL Language ready. </li>
<li>Very Lightweight & many More</li>
</ul>

WPB Floating Menu or Categories – Sticky Floating Side Menu & Categories with Icons

WPB Floating Menu or Categories adds a sticky floating side menu with icons to improve navigation and usability on your WordPress site.

Customizer Hide Menu vs WPB Floating Menu or Categories – Sticky Floating Side Menu & Categories with Icons