WP User Profiles is a sophisticated way to edit users in WordPress.
- Download and install using the built in WordPress plugin installer.
- Activate in the "Plugins" area of your admin by clicking the "Activate" link.
- No further setup or configuration is necessary.
Yes.
Yes. There are a filters you can use to add or remove sections and their metaboxes.
The WordPress support forums: https://wordpress.org/support/plugin/wp-user-profiles.
Yes, please!