Tweaking colors. Unapproved comments now have a more noticeable color. The update notification text for the Classic theme now has better contrast. Discussing how to change the highlighting of active plugins in the pluginPlugin A plugin is a piece of software containing a group of functions that can be added to a WordPress website. They can extend functionality or add new features to your WordPress websites. WordPress plugins are written in the PHP programming language and integrate seamlessly with WordPress. These can be free in the WordPress.org Plugin Directory https://wordpress.org/plugins/ or can be cost-based plugin from a third-party. manager.