https://www.elegantthemes.com/modules/reading-progress-bar/
Divi Reading Progress Bar Module – Elegant Themes
Jun 7, 2022 - Adding a reading progress bar (or scroll indicator) to your blog post is a smart way to display a user’s reading progress for a given article. As you progress...
reading progress barelegant themesdivimodule
https://wordpress.org/plugins/reading-time-progress-bar/
Reading Time & Progress Bar – WordPress plugin | WordPress.org
progress barwordpress pluginreadingtime