renp

A simple WordPress plugin which adds a “scroll to top” button to the bottom corner of the page if the page has been scrolled down. It is compatible with all major browsers and should work with all themes, including 
responsive and high resolution themes.
It is possible to configure the plugin in the admin area for choosing between light or dark colour schemes and size of the button as well.
If your theme doesn’t already contain this feature, you can simply add it by means of this plugin.

Scroll to Top Button

Displays a button in the bottom right corner for smooth scrolling to the top of the page.

Nitya Saha

This plugin adds a customizable scroll-to-top and scroll-to-bottom button on your WordPress website. With this plugin activated, users can easily navigate to the top or bottom of the page with just a click, enhancing user experience and navigation on your site.
Features: 
– Easily customizable button styles 
– Smooth scrolling animation for a polished user experience 
– Options to enable/disable scroll-to-top and scroll-to-bottom buttons separately 
– Supports various screen sizes and devices 
– Set button position left/right 
– Upload your custom icon 
– Set background color and icon size

Top-Down Scroll

Enhance user navigation on your WordPress website with customizable scroll-to-top and scroll-to-bottom buttons.

Scroll to Top Button vs Top-Down Scroll