diff --git a/app/views/admin/application_settings/_form.html.haml b/app/views/admin/application_settings/_form.html.haml
index 555aea554f05e246307a727f009e78b28d8306a7..37b07c348d43cb654ddd251bba270d282f390d6e 100644
--- a/app/views/admin/application_settings/_form.html.haml
+++ b/app/views/admin/application_settings/_form.html.haml
@@ -26,7 +26,9 @@
         .btn-group{ data: data_attrs }
           - restricted_level_checkboxes('restricted-visibility-help').each do |level|
             = level
-        %span.help-block#restricted-visibility-help Selected levels cannot be used by non-admin users for projects or snippets
+        %span.help-block#restricted-visibility-help
+          Selected levels cannot be used by non-admin users for projects or snippets.
+          If public level is restricted user profiles are not accessible to not logged users.
     .form-group
       = f.label :import_sources, class: 'control-label col-sm-2'
       .col-sm-10
diff --git a/doc/permissions/permissions.md b/doc/permissions/permissions.md
index 6219693b8a8d639078934945ac72ec55ebca25b7..f8cfd2898f03bcf0f5055cb559cfb207e13d8c25 100644
--- a/doc/permissions/permissions.md
+++ b/doc/permissions/permissions.md
@@ -93,3 +93,10 @@ An administrator can flag a user as external [through the API](../api/users.md)
 or by checking the checkbox on the admin panel. As an administrator, navigate
 to **Admin > Users** to create a new user or edit an existing one. There, you
 will find the option to flag the user as external.
+
+## Restricted visibility levels
+
+Visibility levels can be restricted in admin settings page by administrator, when
+restricting a visibility level groups, projects and snippets are not allowed to be
+created with that visibility setting. If the public visibility level is restricted
+user profiles are accessible to not logged users.