diff -u b/core/modules/field_ui/src/Form/EntityFormDisplayEditForm.php b/core/modules/field_ui/src/Form/EntityFormDisplayEditForm.php
--- b/core/modules/field_ui/src/Form/EntityFormDisplayEditForm.php
+++ b/core/modules/field_ui/src/Form/EntityFormDisplayEditForm.php
@@ -80,14 +80,11 @@
    * {@inheritdoc}
    */
   protected function getDisplayModesLink() {
-    // Get the route name.
-    $url_object = \Drupal::service('path.validator')->getUrlIfValid('admin/structure/display-modes/form');
-    $route_name = $url_object->getRouteName();
 
     return [
       '#type' => 'link',
       '#title' => t('Manage form modes'),
-      '#url' => Url::fromRoute($route_name),
+      '#url' => Url::fromRoute('entity.entity_form_mode.collection'),
     ];
   }
 
diff -u b/core/modules/field_ui/src/Form/EntityViewDisplayEditForm.php b/core/modules/field_ui/src/Form/EntityViewDisplayEditForm.php
--- b/core/modules/field_ui/src/Form/EntityViewDisplayEditForm.php
+++ b/core/modules/field_ui/src/Form/EntityViewDisplayEditForm.php
@@ -112,15 +112,12 @@
   /**
    * {@inheritdoc}
    */
-  protected function getDisplayModesLink() {
-    // Get the route name.
-    $url_object = \Drupal::service('path.validator')->getUrlIfValid('admin/structure/display-modes/view');
-    $route_name = $url_object->getRouteName();
+  protected function getDisplayModesLink() {;
 
     return [
       '#type' => 'link',
       '#title' => t('Manage view modes'),
-      '#url' => Url::fromRoute($route_name),
+      '#url' => Url::fromRoute('entity.entity_view_mode.collection'),
     ];
 
   }