How to hide the admin bar from subscribers

There are two plugins you can use to improve the subscribers' experience.

Hide Admin Bar

https://wordpress.org/plugins/hide-admin-bar-based-on-user-roles/

Remove WP dashboard Access

https://wordpress.org/plugins/remove-dashboard-access-for-non-admins/

Alternate Method Using Code

Here are a couple functions you can add to your theme's functions.php file to hide the WordPress admin from anyone who is not an admin and remove the admin bar from the top of the screen.