diff --git a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php
index a40b56a..7f4d393 100644
--- a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php
+++ b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php
@@ -2,13 +2,17 @@
 
 namespace Drupal\Core\Field\Plugin\Field\FieldFormatter;
 
+use Drupal\Core\Entity\Entity\EntityViewMode;
 use Drupal\Core\Entity\EntityDisplayRepositoryInterface;
+use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
 use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\Core\Field\FieldDefinitionInterface;
 use Drupal\Core\Field\FieldItemListInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Logger\LoggerChannelFactoryInterface;
 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
+use Drupal\Core\Render\Markup;
+use Drupal\Core\Url;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
@@ -54,6 +58,13 @@ class EntityReferenceEntityFormatter extends EntityReferenceFormatterBase implem
   protected $entityDisplayRepository;
 
   /**
+   * The entity type bundle info.
+   *
+   * @var \Drupal\Core\Entity\EntityTypeBundleInfoInterface
+   */
+  protected $entityTypeBundleInfo;
+
+  /**
    * An array of counters for the recursive rendering protection.
    *
    * Each counter takes into account all the relevant information about the
@@ -88,12 +99,15 @@ class EntityReferenceEntityFormatter extends EntityReferenceFormatterBase implem
    *   The entity type manager.
    * @param \Drupal\Core\Entity\EntityDisplayRepositoryInterface $entity_display_repository
    *   The entity display repository.
+   * @param \Drupal\Core\Entity\EntityTypeBundleInfoInterface $entity_type_bundle_info
+   *   The entity type bundle info.
    */
-  public function __construct($plugin_id, $plugin_definition, FieldDefinitionInterface $field_definition, array $settings, $label, $view_mode, array $third_party_settings, LoggerChannelFactoryInterface $logger_factory, EntityTypeManagerInterface $entity_type_manager, EntityDisplayRepositoryInterface $entity_display_repository) {
+  public function __construct($plugin_id, $plugin_definition, FieldDefinitionInterface $field_definition, array $settings, $label, $view_mode, array $third_party_settings, LoggerChannelFactoryInterface $logger_factory, EntityTypeManagerInterface $entity_type_manager, EntityDisplayRepositoryInterface $entity_display_repository, EntityTypeBundleInfoInterface $entity_type_bundle_info) {
     parent::__construct($plugin_id, $plugin_definition, $field_definition, $settings, $label, $view_mode, $third_party_settings);
     $this->loggerFactory = $logger_factory;
     $this->entityTypeManager = $entity_type_manager;
     $this->entityDisplayRepository = $entity_display_repository;
+    $this->entityTypeBundleInfo = $entity_type_bundle_info;
   }
 
   /**
@@ -110,7 +124,8 @@ public static function create(ContainerInterface $container, array $configuratio
       $configuration['third_party_settings'],
       $container->get('logger.factory'),
       $container->get('entity_type.manager'),
-      $container->get('entity_display.repository')
+      $container->get('entity_display.repository'),
+      $container->get('entity_type.bundle.info')
     );
   }
 
@@ -125,15 +140,158 @@ public static function defaultSettings() {
   }
 
   /**
+   * Wrapper around ::getSetting() to reflect current values from Form State.
+   *
+   * @param string $key
+   *   The setting name.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   (optional) The form state object. If absent, this method is equivalent to
+   *   parent::getSetting().
+   *
+   * @return mixed|null
+   *   The value of the setting, or NULL if absent.
+   */
+  public function getSetting($key, FormStateInterface $form_state = NULL) {
+    if ($form_state) {
+      $field_name = $this->fieldDefinition->getName();
+      $form_state_key = [
+        'fields',
+        $field_name,
+        'settings_edit_form',
+        'settings',
+        $key,
+      ];
+      if ($form_state->hasValue($form_state_key)) {
+        return $form_state->getValue($form_state_key);
+      }
+    }
+
+    return parent::getSetting($key);
+  }
+
+  /**
+   * Ajax callback for view mode selection change.
+   */
+  public static function onViewModeChange(array &$form, FormStateInterface $form_state) {
+    return $form['fields'][$form_state->get('plugin_settings_edit')]['plugin']['settings_edit_form']['settings'];
+  }
+
+  /**
+   * Rebuilds the form on select submit.
+   */
+  public static function rebuildOnSubmit(array &$form, FormStateInterface $form_state) {
+    $form_state->setRebuild(TRUE);
+  }
+
+  /**
    * {@inheritdoc}
    */
   public function settingsForm(array $form, FormStateInterface $form_state) {
+    $entity_type_id = $this->getFieldSetting('target_type');
+    $entity_type_label = $this->entityTypeManager->getDefinition($entity_type_id)->getLabel();
+    $bundle_entity_type_id = $this->entityTypeManager->getDefinition($entity_type_id)->getBundleEntityType();
+    $target_bundles_setting = $this->getFieldSetting('handler_settings')['target_bundles'];
+    if ($target_bundles_setting === NULL) {
+      // If no bundle is configured in the field settings, all are selectable.
+      $bundles = array_keys($this->entityTypeBundleInfo->getBundleInfo($entity_type_id));
+    }
+    else {
+      $bundles = array_keys($target_bundles_setting);
+    }
+
+    $currently_selected_view_mode_name = $this->getSetting('view_mode', $form_state);
+    $currently_selected_view_mode = EntityViewMode::load("$entity_type_id.$currently_selected_view_mode_name");
+    // @todo Simplify this in https://www.drupal.org/node/2844203.
+    $currently_selected_view_mode_label = $currently_selected_view_mode ? $currently_selected_view_mode->label() : $this->t('Default');
+
+    $elements['#prefix'] = '<div id="entity-reference-entity-formatter-settings-ajax">';
+    $elements['#suffix'] = '</div>';
+    $description = [
+      '#theme' => 'item_list',
+      '#context' => ['list_style' => 'comma-list'],
+      '#items' => [],
+    ];
+    // If targeting entities of the same type this field is attached to, skip
+    // the viewmode for the bundle we are currently editing, once it wouldn't
+    // make sense to open in the modal the same form we have on the main page.
+    if (count($bundles) === 1 && !($entity_type_id === $this->fieldDefinition->getTargetEntityTypeId()
+        && $bundles[0] === $form_state->getFormObject()->getEntity()->getTargetBundle()
+        && $currently_selected_view_mode_name === $this->viewMode)) {
+      $description['#items'][] = [
+        '#type' => 'link',
+        '#title' => $this->t('Configure %view-mode-label view mode', ['%view-mode-label' => $currently_selected_view_mode_label]),
+        '#url' => $currently_selected_view_mode_name === 'default'
+          ? Url::fromRoute(sprintf('entity.entity_view_display.%s.default', $entity_type_id), [$bundle_entity_type_id => $bundles[0]])
+          : Url::fromRoute(sprintf('entity.entity_view_display.%s.view_mode', $entity_type_id), [$bundle_entity_type_id => $bundles[0], 'view_mode_name' => $currently_selected_view_mode_name]),
+        '#attributes' => [
+          'class' => ['use-ajax'],
+          'data-dialog-type' => 'modal',
+          'data-dialog-options' => json_encode([
+            'width' => 800,
+          ]),
+        ],
+      ];
+    }
+    else {
+      $bundle_info = entity_get_bundles($entity_type_id);
+      for ($i = 0; $i < count($bundles); $i++) {
+        $skip_bundle = $entity_type_id === $this->fieldDefinition->getTargetEntityTypeId()
+          && $bundles[$i] === $form_state->getFormObject()->getEntity()->getTargetBundle()
+          && $currently_selected_view_mode_name === $this->viewMode;
+        if ($skip_bundle) {
+          continue;
+        }
+        $description['#items'][] = [
+          '#type' => 'link',
+          '#title' => $this->t('%bundle-label %entity-type-label', ['%bundle-label' => $bundle_info[$bundles[$i]]['label'], '%entity-type-label' => $entity_type_label]),
+          '#url' => $currently_selected_view_mode_name === 'default'
+            ? Url::fromRoute(sprintf('entity.entity_view_display.%s.default', $entity_type_id), [$bundle_entity_type_id => $bundles[$i]])
+            : Url::fromRoute(sprintf('entity.entity_view_display.%s.view_mode', $entity_type_id), [$bundle_entity_type_id => $bundles[$i], 'view_mode_name' => $currently_selected_view_mode_name]),
+          '#attributes' => [
+            'class' => ['use-ajax'],
+            'data-dialog-type' => 'modal',
+            'data-dialog-options' => json_encode([
+              'width' => 800,
+            ]),
+          ],
+        ];
+      }
+      if (!empty($description['#items'][0])) {
+        $description['#items'][0]['#prefix'] = $this->t('Configure %view-mode-label view mode for', [
+          '%view-mode-label' => $currently_selected_view_mode_label,
+        ]) . '&nbsp;';
+      }
+    }
+
+    $description['#items'][] = [
+      '#type' => 'link',
+      '#title' => !empty($description['#items']) ? $this->t('add new view mode') : $this->t('Add new view mode'),
+      '#prefix' => !empty($description['#items']) ? Markup::create(t('or') . '&nbsp') : '',
+      '#url' => Url::fromRoute('entity.entity_view_mode.add_form', ['entity_type_id' => $entity_type_id]),
+      '#attributes' => [
+        'class' => ['use-ajax'],
+        'data-dialog-type' => 'modal',
+        'data-dialog-options' => json_encode([
+          'width' => 800,
+        ]),
+      ],
+    ];
     $elements['view_mode'] = [
       '#type' => 'select',
-      '#options' => $this->entityDisplayRepository->getViewModeOptions($this->getFieldSetting('target_type')),
+      '#options' => $this->entityDisplayRepository->getViewModeOptions($entity_type_id),
       '#title' => t('View mode'),
-      '#default_value' => $this->getSetting('view_mode'),
+      '#default_value' => $currently_selected_view_mode_name,
+      '#ajax' => [
+        'callback' => [static::class, 'onViewModeChange'],
+        'wrapper' => 'entity-reference-entity-formatter-settings-ajax',
+        'method' => 'replace',
+      ],
+      '#submit' => [[static::class, 'rebuildOnSubmit']],
+      '#executes_submit_callback' => TRUE,
       '#required' => TRUE,
+      '#description' => $description + [
+        '#access' => \Drupal::currentUser()->hasPermission('administer ' . $entity_type_id . ' display'),
+      ],
     ];
 
     return $elements;
diff --git a/core/misc/ajax.es6.js b/core/misc/ajax.es6.js
index 095154a..1bfcb80 100644
--- a/core/misc/ajax.es6.js
+++ b/core/misc/ajax.es6.js
@@ -380,6 +380,12 @@
        * @type {string}
        */
       this.wrapper = `#${this.wrapper}`;
+      // To avoid problems when the same form exists multiple times on the same page, allow its
+      // wrapper to be scoped to the form it lives in. This can f.e. happen when the same base form
+      // is both in the parent page and in a modal.
+      if (this.scope && this.scope === 'form') {
+        this.wrapper = `#${element.form.id} ${this.wrapper}`;
+      }
     }
 
     /**
diff --git a/core/misc/ajax.js b/core/misc/ajax.js
index 8ec175f..b806378 100644
--- a/core/misc/ajax.js
+++ b/core/misc/ajax.js
@@ -168,6 +168,10 @@ function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr
 
     if (this.wrapper) {
       this.wrapper = '#' + this.wrapper;
+
+      if (this.scope && this.scope === 'form') {
+        this.wrapper = '#' + element.form.id + ' ' + this.wrapper;
+      }
     }
 
     this.element = element;
diff --git a/core/modules/field_ui/src/Controller/EntityDisplayModeController.php b/core/modules/field_ui/src/Controller/EntityDisplayModeController.php
index b4a608a..763a025 100644
--- a/core/modules/field_ui/src/Controller/EntityDisplayModeController.php
+++ b/core/modules/field_ui/src/Controller/EntityDisplayModeController.php
@@ -3,6 +3,7 @@
 namespace Drupal\field_ui\Controller;
 
 use Drupal\Core\Controller\ControllerBase;
+use Drupal\Core\Entity\Entity\EntityViewMode;
 use Drupal\Core\Url;
 
 /**
@@ -10,6 +11,26 @@
  */
 class EntityDisplayModeController extends ControllerBase {
 
+  public function editViewDisplayTitle($entity_type_id, $bundle, $view_mode_name) {
+    $entity_type = $this->entityTypeManager()->getDefinition($entity_type_id);
+    if ($entity_type->hasKey('bundle')) {
+      return $this->t('Edit %view-mode-label display of %bundle-label %entity-type-label', [
+        '%view-mode-label' => $view_mode_name === 'default'
+          ? t('Default')
+          : EntityViewMode::load("$entity_type_id.$view_mode_name")->label(),
+        '%bundle-label' => $this->entityManager()->getBundleInfo($entity_type_id)[$bundle]['label'],
+        '%entity-type-label' => $this->entityTypeManager()->getDefinition($entity_type_id)->getPluralLabel(),
+      ]);
+    }
+    else {
+      return $this->t('Edit %view-mode-label display of %entity-type-label', [
+        '%view-mode-label' => $view_mode_name === 'default'
+          ? t('Default')
+          : EntityViewMode::load("$entity_type_id.$view_mode_name")->label(),
+        '%entity-type-label' => $this->entityTypeManager()->getDefinition($entity_type_id)->getPluralLabel(),
+      ]);
+    }
+  }
   /**
    * Provides a list of eligible entity types for adding view modes.
    *
diff --git a/core/modules/field_ui/src/Form/EntityDisplayFormBase.php b/core/modules/field_ui/src/Form/EntityDisplayFormBase.php
index 06eed1f..f524687 100644
--- a/core/modules/field_ui/src/Form/EntityDisplayFormBase.php
+++ b/core/modules/field_ui/src/Form/EntityDisplayFormBase.php
@@ -4,6 +4,9 @@
 
 use Drupal\Component\Plugin\Factory\DefaultFactory;
 use Drupal\Component\Plugin\PluginManagerBase;
+use Drupal\Core\Ajax\AjaxResponse;
+use Drupal\Core\Ajax\CloseModalDialogCommand;
+use Drupal\Core\Ajax\HtmlCommand;
 use Drupal\Core\Entity\EntityForm;
 use Drupal\Core\Entity\EntityInterface;
 use Drupal\Core\Entity\EntityWithPluginCollectionInterface;
@@ -235,6 +238,7 @@ public function form(array $form, FormStateInterface $form_state) {
       '#submit' => ['::multistepSubmit'],
       '#ajax' => [
         'callback' => '::multistepAjax',
+        'scope' => 'form',
         'wrapper' => 'field-display-overview-wrapper',
         'effect' => 'fade',
         // The button stays hidden, so we hide the Ajax spinner too. Ad-hoc
@@ -244,19 +248,47 @@ public function form(array $form, FormStateInterface $form_state) {
       '#attributes' => ['class' => ['visually-hidden']]
     ];
 
-    $form['actions'] = ['#type' => 'actions'];
-    $form['actions']['submit'] = [
-      '#type' => 'submit',
-      '#button_type' => 'primary',
-      '#value' => $this->t('Save'),
-    ];
-
     $form['#attached']['library'][] = 'field_ui/drupal.field_ui';
 
     return $form;
   }
 
   /**
+   * {@inheritdoc}
+   */
+  protected function actions(array $form, FormStateInterface $form_state) {
+    $actions = parent::actions($form, $form_state);
+    $actions['submit']['#ajax'] = [
+      'callback' => '::ajaxCallback',
+      'event' => 'click',
+    ];
+    return $actions;
+  }
+
+  /**
+   * Ajax callback to close the modal and update the selected text.
+   *
+   * @return \Drupal\Core\Ajax\AjaxResponse
+   *   An ajax response object.
+   */
+  public function ajaxCallback(array $form, FormStateInterface $form_state) {
+    $response = new AjaxResponse();
+    if ($form_state->getErrors()) {
+      unset($form['#prefix'], $form['#suffix']);
+      $form['status_messages'] = [
+        '#type' => 'status_messages',
+        '#weight' => -10,
+      ];
+      $response->addCommand(new HtmlCommand('#drupal-modal', $form));
+    }
+    else {
+      // @todo show message for successful saving of settings once https://www.drupal.org/node/77245 lands. This message is set by \Drupal\field_ui\Form\EntityDisplayFormBase::submitForm().
+      $response->addCommand(new CloseModalDialogCommand());
+    }
+    return $response;
+  }
+
+  /**
    * Builds the table row structure for a single field.
    *
    * @param \Drupal\Core\Field\FieldDefinitionInterface $field_definition
@@ -347,6 +379,7 @@ protected function buildFieldRow(FieldDefinitionInterface $field_definition, arr
       '#submit' => ['::multistepSubmit'],
       '#ajax' => [
         'callback' => '::multistepAjax',
+        'scope' => 'form',
         'wrapper' => 'field-display-overview-wrapper',
         'effect' => 'fade',
       ],
@@ -375,7 +408,6 @@ protected function buildFieldRow(FieldDefinitionInterface $field_definition, arr
             'settings' => $settings_form,
             'third_party_settings' => $third_party_settings_form,
             'actions' => [
-              '#type' => 'actions',
               'save_settings' => $base_button + [
                 '#type' => 'submit',
                 '#button_type' => 'primary',
diff --git a/core/modules/field_ui/src/Form/EntityDisplayModeFormBase.php b/core/modules/field_ui/src/Form/EntityDisplayModeFormBase.php
index 72a8a19..ae5f381 100644
--- a/core/modules/field_ui/src/Form/EntityDisplayModeFormBase.php
+++ b/core/modules/field_ui/src/Form/EntityDisplayModeFormBase.php
@@ -2,6 +2,9 @@
 
 namespace Drupal\field_ui\Form;
 
+use Drupal\Core\Ajax\AjaxResponse;
+use Drupal\Core\Ajax\CloseModalDialogCommand;
+use Drupal\Core\Ajax\HtmlCommand;
 use Drupal\Core\Entity\EntityForm;
 use Drupal\Core\Form\FormStateInterface;
 
@@ -84,4 +87,41 @@ public function save(array $form, FormStateInterface $form_state) {
     $form_state->setRedirectUrl($this->entity->urlInfo('collection'));
   }
 
+  /**
+   * {@inheritdoc}
+   */
+  public function actions(array $form, FormStateInterface $form_state) {
+    $actions = parent::actions($form, $form_state);
+    $actions['submit']['#ajax'] = [
+      'callback' => '::ajaxCallback',
+      'event' => 'click',
+    ];
+    return $actions;
+  }
+
+  /**
+   * Ajax callback to close the modal and update the selected text.
+   *
+   * @return \Drupal\Core\Ajax\AjaxResponse
+   *   An ajax response object.
+   */
+  public function ajaxCallback(array $form, FormStateInterface $form_state) {
+    $response = new AjaxResponse();
+    if ($form_state->getErrors()) {
+      unset($form['#prefix'], $form['#suffix']);
+      $form['status_messages'] = [
+        '#type' => 'status_messages',
+        '#weight' => -10,
+      ];
+      $response->addCommand(new HtmlCommand('#drupal-modal', $form));
+    }
+    else {
+      // @TODO Show message for successful saving of settings once
+      // https://www.drupal.org/node/77245 lands. This message is set by
+      // \Drupal\field_ui\Form\EntityDisplayFormBase::submitForm().
+      $response->addCommand(new CloseModalDialogCommand());
+    }
+    return $response;
+  }
+
 }
diff --git a/core/modules/field_ui/src/Routing/RouteSubscriber.php b/core/modules/field_ui/src/Routing/RouteSubscriber.php
index b08e7f8..495f14a 100644
--- a/core/modules/field_ui/src/Routing/RouteSubscriber.php
+++ b/core/modules/field_ui/src/Routing/RouteSubscriber.php
@@ -5,6 +5,7 @@
 use Drupal\Core\Entity\EntityManagerInterface;
 use Drupal\Core\Routing\RouteSubscriberBase;
 use Drupal\Core\Routing\RoutingEvents;
+use Drupal\field_ui\Controller\EntityDisplayModeController;
 use Symfony\Component\Routing\Route;
 use Symfony\Component\Routing\RouteCollection;
 
@@ -136,7 +137,7 @@ protected function alterRoutes(RouteCollection $collection) {
           "$path/display",
           [
             '_entity_form' => 'entity_view_display.edit',
-            '_title' => 'Manage display',
+            '_title_callback' => EntityDisplayModeController::class . '::editViewDisplayTitle',
             'view_mode_name' => 'default',
           ] + $defaults,
           ['_field_ui_view_mode_access' => 'administer ' . $entity_type_id . ' display'],
@@ -148,7 +149,7 @@ protected function alterRoutes(RouteCollection $collection) {
           "$path/display/{view_mode_name}",
           [
             '_entity_form' => 'entity_view_display.edit',
-            '_title' => 'Manage display',
+            '_title_callback' => EntityDisplayModeController::class . '::editViewDisplayTitle',
           ] + $defaults,
           ['_field_ui_view_mode_access' => 'administer ' . $entity_type_id . ' display'],
           $options
diff --git a/core/modules/field_ui/tests/src/Functional/FieldUIRouteTest.php b/core/modules/field_ui/tests/src/Functional/FieldUIRouteTest.php
index fe7a270..1b27d27 100644
--- a/core/modules/field_ui/tests/src/Functional/FieldUIRouteTest.php
+++ b/core/modules/field_ui/tests/src/Functional/FieldUIRouteTest.php
@@ -46,13 +46,13 @@ public function testFieldUIRoutes() {
     $this->assertResponse(403);
 
     $this->drupalGet('admin/config/people/accounts/display');
-    $this->assertTitle('Manage display | Drupal');
+    $this->assertTitle('Edit Default display of user entities | Drupal');
     $this->assertLocalTasks();
 
     $edit = ['display_modes_custom[compact]' => TRUE];
     $this->drupalPostForm(NULL, $edit, t('Save'));
     $this->drupalGet('admin/config/people/accounts/display/compact');
-    $this->assertTitle('Manage display | Drupal');
+    $this->assertTitle('Edit Compact display of user entities | Drupal');
     $this->assertLocalTasks();
 
     // Test manage form display tabs and titles.
diff --git a/core/modules/system/tests/src/Functional/Menu/BreadcrumbTest.php b/core/modules/system/tests/src/Functional/Menu/BreadcrumbTest.php
index 0e493e5..2e7a4a2 100644
--- a/core/modules/system/tests/src/Functional/Menu/BreadcrumbTest.php
+++ b/core/modules/system/tests/src/Functional/Menu/BreadcrumbTest.php
@@ -115,10 +115,12 @@ public function testBreadCrumbs() {
     ];
     $this->assertBreadcrumb("admin/structure/types/manage/$type/fields", $trail);
     $this->assertBreadcrumb("admin/structure/types/manage/$type/display", $trail);
+    $title_html = t('Edit %view-mode-label display of %bundle-label %entity-type-label', ['%view-mode-label' => 'Teaser', '%bundle-label' => NodeType::load($type)->label(), '%entity-type-label' => 'content items']);
     $trail_teaser = $trail + [
-      "admin/structure/types/manage/$type/display" => t('Manage display'),
+      // @todo Improve ::assertBreadcrumbParts()
+      "admin/structure/types/manage/$type/display" => 'Edit  display of  ',
     ];
-    $this->assertBreadcrumb("admin/structure/types/manage/$type/display/teaser", $trail_teaser);
+    $this->assertBreadcrumb("admin/structure/types/manage/$type/display/teaser", $trail_teaser, strip_tags($title_html));
     $this->assertBreadcrumb("admin/structure/types/manage/$type/delete", $trail);
     $trail += [
       "admin/structure/types/manage/$type/fields" => t('Manage fields'),