As you may notice, there are more or less sticky elements that always float along with the drop-down screen on most of the websites. Usually, they come in various forms, such as sticky sidebar, floating sharing buttons, sticky footer bar and floating navigation menu, etc. As a matter of course, those floating and sticky objects will appeal to visitors’ attentions and eyes so as to increase conversion rate for better website traffic.
Here, we would like to guide you how to build the mentioned sticky floating sidebar and navigation menu on your WordPress site. For a start, we will introduce how to make a floating sidebar in WordPress by using a hassle-free WordPress plugin named as Q2W3 Fixed Widget. Drop down and learn more useful practices.
What Is Q2W3 Fixed Widget?
As a long-awaited WordPress plugin, Q2W3 Fixed Widget allows you to display your selected floating widgets on a WordPress site. Besides that, this lightweight plugin enables you to “Fix” and “Stick” multiple widgets located in different areas of sidebars. More importantly, it supports multiple languages, including Russian, Spanish, English and French, etc.
As for system requirement, this Q2W3 Fixed Widget plugin is compatible with WordPress v3.3 or higher versions. However, this plugin cannot work with many popular WP themes, and it requires wp_head function in header.php file and wp_footer function in footer.php file. More than that, it requires no JavaScript errors caused by other scripts and plugins.
Website URL: https://wordpress.org/plugins/q2w3-fixed-widget/

How to Make a Sticky Floating Sidebar Widget in WordPress?
To make a sticky floating sidebar has been much easier with the help of the mentioned Q2W3 Fixed Widget. Now, let’s see more details in the following parts.
Install & Activate this WP Plugin
To do so, you are required to login to the WordPress dashboard and go to “Plugins” > “Add New.” If done, search this “Q2W3 Fixed Widget” plugin in the right-hand “Search Plugins” box and then make a hit on the “Install Now” button. As you might suspect, you will be prompted to “Activate” this newly-installed plugin as is showed below.

If done correctly, you will be automatically switched to the “Installed Plugins” page where you can see this newly-added “Q2W3 Fixed Widget” plugin. Till this step, you have already done with the installation and activation of this WP plugin. Of course, you can choose to download this “Q2W3 Fixed Widget” plugin and upload it from the local computer manually on condition that you are quite familiar with how to install plugins.
Customize Fixed Widget Options
Once installed and activated, you will need to head over to “Appearance” > “Fixed Widget Options” so as to make some personalized settings. As is displayed in the following screenshot, you will be asked to specify “Margin Top”, “Margin Bottom”, “Refresh interval” and ”Screen Max Width” in the “General Options” area.

In the meantime, you are also allowed to “Inherit widget width from the parent container” if your existing theme is responsive enough. Also, you can choose “Use jQuery hook” option if you encounter some problems with the scroll-oriented JavaScript code. By the way, you are able to fix widget ID automatically and decide the “widget_display_callback hook priority.”
Note: If required, you will be able to specify “Custom IDs” and seek “Support