diff --git a/core/modules/block_content/tests/src/Functional/UnpublishedBlockTest.php b/core/modules/block_content/tests/src/Functional/UnpublishedBlockTest.php
index 026b0e5c21d..8f87ccaccca 100644
--- a/core/modules/block_content/tests/src/Functional/UnpublishedBlockTest.php
+++ b/core/modules/block_content/tests/src/Functional/UnpublishedBlockTest.php
@@ -36,7 +36,7 @@ class UnpublishedBlockTest extends BrowserTestBase {
     $page = $this->getSession()->getPage();
     $this->assertTrue($page->has('css', '.block-block-content' . $block_content->uuid()));
 
-    $block_content->setPublished(FALSE);
+    $block_content->setUnpublished();
     $block_content->save();
 
     $this->drupalGet('<front>');
diff --git a/core/modules/comment/comment.module b/core/modules/comment/comment.module
index 4122e3922d5..b9d786e35a1 100644
--- a/core/modules/comment/comment.module
+++ b/core/modules/comment/comment.module
@@ -523,7 +523,7 @@ function comment_user_cancel($edit, $account, $method) {
     case 'user_cancel_block_unpublish':
       $comments = entity_load_multiple_by_properties('comment', ['uid' => $account->id()]);
       foreach ($comments as $comment) {
-        $comment->setPublished(CommentInterface::NOT_PUBLISHED);
+        $comment->setUnpublished();
         $comment->save();
       }
       break;
diff --git a/core/modules/comment/src/Controller/CommentController.php b/core/modules/comment/src/Controller/CommentController.php
index 526c31c9083..ad821e333df 100644
--- a/core/modules/comment/src/Controller/CommentController.php
+++ b/core/modules/comment/src/Controller/CommentController.php
@@ -82,7 +82,7 @@ class CommentController extends ControllerBase {
    * @return \Symfony\Component\HttpFoundation\RedirectResponse
    */
   public function commentApprove(CommentInterface $comment) {
-    $comment->setPublished(TRUE);
+    $comment->setPublished();
     $comment->save();
 
     $this->messenger()->addStatus($this->t('Comment approved.'));
diff --git a/core/modules/comment/src/Plugin/Action/UnpublishByKeywordComment.php b/core/modules/comment/src/Plugin/Action/UnpublishByKeywordComment.php
index ec1b268d7bd..fe2f7ed5b0d 100644
--- a/core/modules/comment/src/Plugin/Action/UnpublishByKeywordComment.php
+++ b/core/modules/comment/src/Plugin/Action/UnpublishByKeywordComment.php
@@ -78,7 +78,7 @@ class UnpublishByKeywordComment extends ConfigurableActionBase implements Contai
     $text = $this->renderer->renderPlain($build);
     foreach ($this->configuration['keywords'] as $keyword) {
       if (strpos($text, $keyword) !== FALSE) {
-        $comment->setPublished(FALSE);
+        $comment->setUnpublished();
         $comment->save();
         break;
       }
diff --git a/core/modules/comment/src/Plugin/EntityReferenceSelection/CommentSelection.php b/core/modules/comment/src/Plugin/EntityReferenceSelection/CommentSelection.php
index e806397a0e0..3c13776e124 100644
--- a/core/modules/comment/src/Plugin/EntityReferenceSelection/CommentSelection.php
+++ b/core/modules/comment/src/Plugin/EntityReferenceSelection/CommentSelection.php
@@ -42,7 +42,7 @@ class CommentSelection extends DefaultSelection {
 
     // In order to create a referenceable comment, it needs to published.
     /** @var \Drupal\comment\CommentInterface $comment */
-    $comment->setPublished(TRUE);
+    $comment->setPublished();
 
     return $comment;
   }
diff --git a/core/modules/comment/tests/src/Functional/CommentAccessTest.php b/core/modules/comment/tests/src/Functional/CommentAccessTest.php
index 4094ec6130e..b2e4725785a 100644
--- a/core/modules/comment/tests/src/Functional/CommentAccessTest.php
+++ b/core/modules/comment/tests/src/Functional/CommentAccessTest.php
@@ -78,7 +78,7 @@ class CommentAccessTest extends BrowserTestBase {
     $assert->statusCodeEquals(403);
 
     // Publishing the node grants access.
-    $this->unpublishedNode->setPublished(TRUE)->save();
+    $this->unpublishedNode->setPublished()->save();
     $this->drupalGet($comment_url);
     $assert->statusCodeEquals(200);
   }
@@ -112,7 +112,7 @@ class CommentAccessTest extends BrowserTestBase {
     $assert->statusCodeEquals(403);
 
     // Publishing the node grants access.
-    $this->unpublishedNode->setPublished(TRUE)->save();
+    $this->unpublishedNode->setPublished()->save();
     $this->drupalGet($comment_url);
     $assert->statusCodeEquals(200);
   }
diff --git a/core/modules/comment/tests/src/Functional/CommentInterfaceTest.php b/core/modules/comment/tests/src/Functional/CommentInterfaceTest.php
index 7342633bbcf..4b9a12777d3 100644
--- a/core/modules/comment/tests/src/Functional/CommentInterfaceTest.php
+++ b/core/modules/comment/tests/src/Functional/CommentInterfaceTest.php
@@ -166,7 +166,7 @@ class CommentInterfaceTest extends CommentTestBase {
     $this->setCommentsPerPage(50);
 
     // Attempt to reply to an unpublished comment.
-    $reply_loaded->setPublished(FALSE);
+    $reply_loaded->setUnpublished();
     $reply_loaded->save();
     $this->drupalGet('comment/reply/node/' . $this->node->id() . '/comment/' . $reply_loaded->id());
     $this->assertResponse(403);
diff --git a/core/modules/comment/tests/src/Kernel/Views/CommentLinksTest.php b/core/modules/comment/tests/src/Kernel/Views/CommentLinksTest.php
index 08a326dde42..acd2cf6e72c 100644
--- a/core/modules/comment/tests/src/Kernel/Views/CommentLinksTest.php
+++ b/core/modules/comment/tests/src/Kernel/Views/CommentLinksTest.php
@@ -2,7 +2,6 @@
 
 namespace Drupal\Tests\comment\Kernel\Views;
 
-use Drupal\comment\CommentInterface;
 use Drupal\comment\CommentManagerInterface;
 use Drupal\Core\Session\AnonymousUserSession;
 use Drupal\Core\Url;
@@ -84,7 +83,7 @@ class CommentLinksTest extends CommentViewsKernelTestBase {
     $this->assertEqual(\Drupal::l('Approve', $url), (string) $approve_comment, 'Found a comment approve link for an unapproved comment.');
 
     // Approve the comment.
-    $comment->setPublished(CommentInterface::PUBLISHED);
+    $comment->setPublished();
     $comment->save();
     $view = Views::getView('test_comment');
     $view->preview();
@@ -97,7 +96,7 @@ class CommentLinksTest extends CommentViewsKernelTestBase {
     // anonymous user.
     $account_switcher->switchTo(new AnonymousUserSession());
     // Set the comment as unpublished again.
-    $comment->setPublished(CommentInterface::NOT_PUBLISHED);
+    $comment->setUnpublished();
     $comment->save();
 
     $view = Views::getView('test_comment');
@@ -168,7 +167,7 @@ class CommentLinksTest extends CommentViewsKernelTestBase {
     $this->assertFalse((string) $replyto_comment, "I can't reply to an unapproved comment.");
 
     // Approve the comment.
-    $comment->setPublished(CommentInterface::PUBLISHED);
+    $comment->setPublished();
     $comment->save();
     $view = Views::getView('test_comment');
     $view->preview();
diff --git a/core/modules/content_translation/tests/src/Functional/ContentTranslationOperationsTest.php b/core/modules/content_translation/tests/src/Functional/ContentTranslationOperationsTest.php
index 2ec190d64b5..6eb3deb1c8e 100644
--- a/core/modules/content_translation/tests/src/Functional/ContentTranslationOperationsTest.php
+++ b/core/modules/content_translation/tests/src/Functional/ContentTranslationOperationsTest.php
@@ -98,14 +98,14 @@ class ContentTranslationOperationsTest extends NodeTestBase {
         'access content' => TRUE,
       ]
     );
-    $node->setPublished(FALSE)->save();
+    $node->setUnpublished()->save();
     $this->drupalGet($node->urlInfo('drupal:content-translation-overview'));
     $this->assertResponse(403);
     $this->drupalLogout();
 
     // Ensure the 'Translate' local task does not show up anymore when disabling
     // translations for a content type.
-    $node->setPublished(TRUE)->save();
+    $node->setPublished()->save();
     user_role_change_permissions(
       Role::AUTHENTICATED_ID,
       [
@@ -136,7 +136,7 @@ class ContentTranslationOperationsTest extends NodeTestBase {
     $this->assertFalse(content_translation_translate_access($node)->isAllowed());
     $access_control_handler->resetCache();
 
-    $node->setPublished(TRUE);
+    $node->setPublished();
     $node->save();
     $this->assertTrue(content_translation_translate_access($node)->isAllowed());
     $access_control_handler->resetCache();
diff --git a/core/modules/editor/tests/src/Functional/EditorPrivateFileReferenceFilterTest.php b/core/modules/editor/tests/src/Functional/EditorPrivateFileReferenceFilterTest.php
index 816de5d6e4f..4880c85fc8e 100644
--- a/core/modules/editor/tests/src/Functional/EditorPrivateFileReferenceFilterTest.php
+++ b/core/modules/editor/tests/src/Functional/EditorPrivateFileReferenceFilterTest.php
@@ -112,7 +112,7 @@ class EditorPrivateFileReferenceFilterTest extends BrowserTestBase {
 
     // When the published node is also unpublished, the image should also
     // become inaccessible to anonymous users.
-    $published_node->setPublished(FALSE)->save();
+    $published_node->setUnpublished()->save();
 
     $this->drupalGet($published_node->toUrl());
     $this->assertSession()->statusCodeEquals(403);
@@ -121,7 +121,7 @@ class EditorPrivateFileReferenceFilterTest extends BrowserTestBase {
 
     // Disallow anonymous users to view the entity, which then should also
     // disallow them to view the image.
-    $published_node->setPublished(TRUE)->save();
+    $published_node->setPublished()->save();
     Role::load(RoleInterface::ANONYMOUS_ID)
       ->revokePermission('access content')
       ->save();
diff --git a/core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceItemTest.php b/core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceItemTest.php
index c0e58e04e9e..6b31790c711 100644
--- a/core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceItemTest.php
+++ b/core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceItemTest.php
@@ -428,7 +428,7 @@ class EntityReferenceItemTest extends FieldKernelTestBase {
     $this->assertEqual($errors[0]->getPropertyPath(), 'field_test_node.0.entity');
 
     // Publish the node and try again.
-    $node->setPublished(TRUE);
+    $node->setPublished();
     $errors = $entity->validate();
     $this->assertEqual(0, count($errors));
 
@@ -478,7 +478,7 @@ class EntityReferenceItemTest extends FieldKernelTestBase {
     $this->assertEqual($errors[1]->getPropertyPath(), 'field_test_node.1.target_id');
 
     // Publish one of the nodes and try again.
-    $saved_unpublished_node->setPublished(TRUE);
+    $saved_unpublished_node->setPublished();
     $saved_unpublished_node->save();
     $errors = $entity->validate();
     $this->assertEqual(1, count($errors));
@@ -486,7 +486,7 @@ class EntityReferenceItemTest extends FieldKernelTestBase {
     $this->assertEqual($errors[0]->getPropertyPath(), 'field_test_node.0.entity');
 
     // Publish the last invalid node and try again.
-    $unsaved_unpublished_node->setPublished(TRUE);
+    $unsaved_unpublished_node->setPublished();
     $errors = $entity->validate();
     $this->assertEqual(0, count($errors));
 
@@ -510,7 +510,7 @@ class EntityReferenceItemTest extends FieldKernelTestBase {
     $this->assertEqual($errors[0]->getPropertyPath(), 'field_test_comment.0.entity');
 
     // Publish the comment and try again.
-    $comment->setPublished(TRUE);
+    $comment->setPublished();
     $errors = $entity->validate();
     $this->assertEqual(0, count($errors));
 
diff --git a/core/modules/file/src/Tests/FilePrivateTest.php b/core/modules/file/src/Tests/FilePrivateTest.php
index 115b89f2ff1..df3b3d5aee5 100644
--- a/core/modules/file/src/Tests/FilePrivateTest.php
+++ b/core/modules/file/src/Tests/FilePrivateTest.php
@@ -214,7 +214,7 @@ class FilePrivateTest extends FileFieldTestBase {
     $edit['files[' . $field_name . '_0]'] = $file_system->realpath($test_file->getFileUri());
     $this->drupalPostForm(NULL, $edit, t('Save'));
     $new_node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
-    $new_node->setPublished(FALSE);
+    $new_node->setUnpublished();
     $new_node->save();
     $file = File::load($new_node->{$field_name}->target_id);
     $this->assertTrue($file->isPermanent(), 'File is permanent.');
diff --git a/core/modules/node/src/NodeForm.php b/core/modules/node/src/NodeForm.php
index e1201a1a9de..12f276ef17d 100644
--- a/core/modules/node/src/NodeForm.php
+++ b/core/modules/node/src/NodeForm.php
@@ -217,7 +217,7 @@ class NodeForm extends ContentEntityForm {
   public function updateStatus($entity_type_id, NodeInterface $node, array $form, FormStateInterface $form_state) {
     $element = $form_state->getTriggeringElement();
     if (isset($element['#published_status'])) {
-      $node->setPublished($element['#published_status']);
+      $element['#published_status'] ? $node->setPublished() : $node->setUnpublished();
     }
   }
 
diff --git a/core/modules/node/src/Plugin/Action/UnpublishByKeywordNode.php b/core/modules/node/src/Plugin/Action/UnpublishByKeywordNode.php
index 3709853335a..91b60c204a2 100644
--- a/core/modules/node/src/Plugin/Action/UnpublishByKeywordNode.php
+++ b/core/modules/node/src/Plugin/Action/UnpublishByKeywordNode.php
@@ -25,7 +25,7 @@ class UnpublishByKeywordNode extends ConfigurableActionBase {
     foreach ($this->configuration['keywords'] as $keyword) {
       $elements = node_view(clone $node);
       if (strpos(\Drupal::service('renderer')->render($elements), $keyword) !== FALSE || strpos($node->label(), $keyword) !== FALSE) {
-        $node->setPublished(FALSE);
+        $node->setUnpublished();
         $node->save();
         break;
       }
diff --git a/core/modules/node/src/Plugin/EntityReferenceSelection/NodeSelection.php b/core/modules/node/src/Plugin/EntityReferenceSelection/NodeSelection.php
index 2f26393c2e5..5fdb3ff859e 100644
--- a/core/modules/node/src/Plugin/EntityReferenceSelection/NodeSelection.php
+++ b/core/modules/node/src/Plugin/EntityReferenceSelection/NodeSelection.php
@@ -42,7 +42,7 @@ class NodeSelection extends DefaultSelection {
 
     // In order to create a referenceable node, it needs to published.
     /** @var \Drupal\node\NodeInterface $node */
-    $node->setPublished(TRUE);
+    $node->setPublished();
 
     return $node;
   }
diff --git a/core/modules/node/tests/src/Functional/NodeCacheTagsTest.php b/core/modules/node/tests/src/Functional/NodeCacheTagsTest.php
index ca5a0a99127..5e8b29fe7eb 100644
--- a/core/modules/node/tests/src/Functional/NodeCacheTagsTest.php
+++ b/core/modules/node/tests/src/Functional/NodeCacheTagsTest.php
@@ -32,7 +32,7 @@ class NodeCacheTagsTest extends EntityWithUriCacheTagsTestBase {
     // Create a "Llama" node.
     $node = Node::create(['type' => 'camelids']);
     $node->setTitle('Llama')
-      ->setPublished(TRUE)
+      ->setPublished()
       ->save();
 
     return $node;
diff --git a/core/modules/node/tests/src/Functional/NodeTranslationUITest.php b/core/modules/node/tests/src/Functional/NodeTranslationUITest.php
index fa0ad13b3c7..6bdc065f4a9 100644
--- a/core/modules/node/tests/src/Functional/NodeTranslationUITest.php
+++ b/core/modules/node/tests/src/Functional/NodeTranslationUITest.php
@@ -284,7 +284,7 @@ class NodeTranslationUITest extends ContentTranslationUITestBase {
       $translation = $node->addTranslation($langcode, $values[$langcode]);
       // Publish and promote the translation to frontpage.
       $translation->setPromoted(TRUE);
-      $translation->setPublished(TRUE);
+      $translation->setPublished();
     }
     $node->save();
 
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/BlockContent/BlockContentResourceTestBase.php b/core/modules/rest/tests/src/Functional/EntityResource/BlockContent/BlockContentResourceTestBase.php
index 57668179404..260511a3465 100644
--- a/core/modules/rest/tests/src/Functional/EntityResource/BlockContent/BlockContentResourceTestBase.php
+++ b/core/modules/rest/tests/src/Functional/EntityResource/BlockContent/BlockContentResourceTestBase.php
@@ -67,7 +67,7 @@ abstract class BlockContentResourceTestBase extends EntityResourceTestBase {
         'format' => 'plain_text',
       ],
     ])
-      ->setPublished(FALSE);
+      ->setUnpublished();
     $block_content->save();
     return $block_content;
   }
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/Comment/CommentResourceTestBase.php b/core/modules/rest/tests/src/Functional/EntityResource/Comment/CommentResourceTestBase.php
index 768fb742a98..4cbc4fce07a 100644
--- a/core/modules/rest/tests/src/Functional/EntityResource/Comment/CommentResourceTestBase.php
+++ b/core/modules/rest/tests/src/Functional/EntityResource/Comment/CommentResourceTestBase.php
@@ -107,7 +107,7 @@ abstract class CommentResourceTestBase extends EntityResourceTestBase {
     ]);
     $comment->setSubject('Llama')
       ->setOwnerId(static::$auth ? $this->account->id() : 0)
-      ->setPublished(TRUE)
+      ->setPublished()
       ->setCreatedTime(123456789)
       ->setChangedTime(123456789);
     $comment->save();
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/Media/MediaResourceTestBase.php b/core/modules/rest/tests/src/Functional/EntityResource/Media/MediaResourceTestBase.php
index 32cc08de640..6b577fda670 100644
--- a/core/modules/rest/tests/src/Functional/EntityResource/Media/MediaResourceTestBase.php
+++ b/core/modules/rest/tests/src/Functional/EntityResource/Media/MediaResourceTestBase.php
@@ -106,7 +106,7 @@ abstract class MediaResourceTestBase extends EntityResourceTestBase {
     ]);
     $media
       ->setName('Llama')
-      ->setPublished(TRUE)
+      ->setPublished()
       ->setCreatedTime(123456789)
       ->setOwnerId(static::$auth ? $this->account->id() : 0)
       ->setRevisionUserId(static::$auth ? $this->account->id() : 0)
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/Node/NodeResourceTestBase.php b/core/modules/rest/tests/src/Functional/EntityResource/Node/NodeResourceTestBase.php
index bf0ba7a5919..d80feca541f 100644
--- a/core/modules/rest/tests/src/Functional/EntityResource/Node/NodeResourceTestBase.php
+++ b/core/modules/rest/tests/src/Functional/EntityResource/Node/NodeResourceTestBase.php
@@ -81,7 +81,7 @@ abstract class NodeResourceTestBase extends EntityResourceTestBase {
     $node = Node::create(['type' => 'camelids']);
     $node->setTitle('Llama')
       ->setOwnerId(static::$auth ? $this->account->id() : 0)
-      ->setPublished(TRUE)
+      ->setPublished()
       ->setCreatedTime(123456789)
       ->setChangedTime(123456789)
       ->setRevisionCreationTime(123456789)
diff --git a/core/modules/taxonomy/src/Tests/RssTest.php b/core/modules/taxonomy/src/Tests/RssTest.php
index 81a397d69d7..c4f48846b43 100644
--- a/core/modules/taxonomy/src/Tests/RssTest.php
+++ b/core/modules/taxonomy/src/Tests/RssTest.php
@@ -123,7 +123,7 @@ class RssTest extends TaxonomyTestBase {
     $this->drupalGet('taxonomy/term/all/feed');
     $this->assertRaw($raw_xml, "Raw text '$raw_xml' is found.");
     // Unpublish the article and check that it is not shown in the feed.
-    $node->setPublished(FALSE)->save();
+    $node->setUnpublished()->save();
     $this->drupalGet('taxonomy/term/all/feed');
     $this->assertNoRaw($raw_xml);
   }
diff --git a/core/profiles/standard/tests/src/FunctionalJavascript/StandardJavascriptTest.php b/core/profiles/standard/tests/src/FunctionalJavascript/StandardJavascriptTest.php
index 81cc1481ee3..c9c92f404f2 100644
--- a/core/profiles/standard/tests/src/FunctionalJavascript/StandardJavascriptTest.php
+++ b/core/profiles/standard/tests/src/FunctionalJavascript/StandardJavascriptTest.php
@@ -30,7 +30,7 @@ class StandardJavascriptTest extends JavascriptTestBase {
     $node = Node::create(['type' => 'article'])
       ->setTitle($this->randomMachineName())
       ->setPromoted(TRUE)
-      ->setPublished(TRUE);
+      ->setPublished();
     $node->save();
 
     // Front page: one placeholder, for messages.
diff --git a/core/tests/Drupal/Tests/Listeners/DeprecationListenerTrait.php b/core/tests/Drupal/Tests/Listeners/DeprecationListenerTrait.php
index 58ea3af33ef..4fc41cec180 100644
--- a/core/tests/Drupal/Tests/Listeners/DeprecationListenerTrait.php
+++ b/core/tests/Drupal/Tests/Listeners/DeprecationListenerTrait.php
@@ -124,7 +124,6 @@ trait DeprecationListenerTrait {
       'AssertLegacyTrait::getAllOptions() is scheduled for removal in Drupal 9.0.0. Use $element->findAll(\'xpath\', \'option\') instead.',
       'assertNoCacheTag() is deprecated and scheduled for removal in Drupal 9.0.0. Use $this->assertSession()->responseHeaderNotContains() instead. See https://www.drupal.org/node/2864029.',
       'assertNoPattern() is deprecated and scheduled for removal in Drupal 9.0.0. Use $this->assertSession()->responseNotMatches($pattern) instead. See https://www.drupal.org/node/2864262.',
-      'The $published parameter is deprecated since version 8.3.x and will be removed in 9.0.0.',
       'The Drupal\config\Tests\AssertConfigEntityImportTrait is deprecated in Drupal 8.4.1 and will be removed before Drupal 9.0.0. Instead, use \Drupal\Tests\config\Traits\AssertConfigEntityImportTrait. See https://www.drupal.org/node/2916197.',
       'Drupal\system\Tests\Menu\AssertBreadcrumbTrait is deprecated in Drupal 8.4.0 and will be removed before Drupal 9.0.0. Instead, use \Drupal\Tests\system\Functional\Menu\AssertBreadcrumbTrait',
       '\Drupal\Tests\node\Functional\AssertButtonsTrait is deprecated in Drupal 8.4.0 and will be removed before Drupal 9.0.0. Instead, use \Drupal\Tests\node\Functional\AssertButtonsTrait',