diff -u b/core/modules/user/user.admin.inc b/core/modules/user/user.admin.inc
--- b/core/modules/user/user.admin.inc
+++ b/core/modules/user/user.admin.inc
@@ -660,6 +660,24 @@
     ->set('notify.status_blocked', $form_state['values']['user_mail_status_blocked_notify'])
     ->set('notify.status_canceled', $form_state['values']['user_mail_status_canceled_notify'])
     ->save();
+  config('user.mail')
+    ->set('cancel_confirm.body', $form_state['values']['user_mail_cancel_confirm_body'])
+    ->set('cancel_confirm.subject', $form_state['values']['user_mail_cancel_confirm_subject'])
+    ->set('password_reset.body', $form_state['values']['user_mail_password_reset_body'])
+    ->set('password_reset.subject', $form_state['values']['user_mail_password_reset_subject'])
+    ->set('register_admin_created.body', $form_state['values']['user_mail_register_admin_created_body'])
+    ->set('register_admin_created.subject', $form_state['values']['user_mail_register_admin_created_subject'])
+    ->set('register_no_approval_required.body', $form_state['values']['user_mail_register_no_approval_required_body'])
+    ->set('register_no_approval_required.subject', $form_state['values']['user_mail_register_no_approval_required_subject'])
+    ->set('register_pending_approval.body', $form_state['values']['user_mail_register_pending_approval_body'])
+    ->set('register_pending_approval.subject', $form_state['values']['user_mail_register_pending_approval_subject'])
+    ->set('status_activated.body', $form_state['values']['user_mail_status_activated_body'])
+    ->set('status_activated.subject', $form_state['values']['user_mail_status_activated_subject'])
+    ->set('status_blocked.body', $form_state['values']['user_mail_status_blocked_body'])
+    ->set('status_blocked.subject', $form_state['values']['user_mail_status_blocked_subject'])
+    ->set('status_canceled.body', $form_state['values']['user_mail_status_canceled_body'])
+    ->set('status_canceled.subject', $form_state['values']['user_mail_status_canceled_subject'])
+    ->save();
 }
 
 /**