diff --git a/src/Plugin/Block/UwCblPublicationSearch.php b/src/Plugin/Block/UwCblReferencesSearch.php
similarity index 98%
rename from src/Plugin/Block/UwCblPublicationSearch.php
rename to src/Plugin/Block/UwCblReferencesSearch.php
index 421b2d730de3f3f3be123b76875517bd32aea294..c62a99e59e86dbd35588f0ccbcba998f776f337e 100644
--- a/src/Plugin/Block/UwCblPublicationSearch.php
+++ b/src/Plugin/Block/UwCblReferencesSearch.php
@@ -11,14 +11,14 @@ use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
- * Custom block publication search.
+ * Custom block reference search.
  *
  * @Block(
  *   id = "uw_cbl_publication_search",
- *   admin_label = @Translation("Publication reference search"),
+ *   admin_label = @Translation("Reference search"),
  * )
  */
-class UwCblPublicationSearch extends BlockBase implements ContainerFactoryPluginInterface {
+class UwCblReferencesSearch extends BlockBase implements ContainerFactoryPluginInterface {
 
   /**
    * The entity type manager.
@@ -102,14 +102,14 @@ class UwCblPublicationSearch extends BlockBase implements ContainerFactoryPlugin
 
     // Get the reference search form using the options selected.
     $ref_search['form'] = $this->formBuilder->getForm(
-      'Drupal\uw_bibcite_reference\Form\PublicationSearchForm',
+      'Drupal\uw_bibcite_reference\Form\ReferenceSearchForm',
       $this->configuration,
     );
 
     // If there is no block title, then set the label so that
     // the template will know to place a visually hidden one.
     if (!$this->configuration['label_display']) {
-      $ref_search['label'] = $this->t('Publication reference search');
+      $ref_search['label'] = $this->t('Reference search');
     }
 
     return [
diff --git a/src/Plugin/Block/UwCblTeaser.php b/src/Plugin/Block/UwCblTeaser.php
index bd1441f263d3a8e5b810453b25005881a5c21f1e..9d660ca2205a890e2fbbede3f6e5397108871706 100644
--- a/src/Plugin/Block/UwCblTeaser.php
+++ b/src/Plugin/Block/UwCblTeaser.php
@@ -305,7 +305,7 @@ class UwCblTeaser extends BlockBase implements ContainerFactoryPluginInterface {
       ];
     }
     // Override settings for bibcite references.
-    elseif ($contentType === 'publication_reference') {
+    elseif ($contentType === 'reference') {
       $form[$contentType]['nid'] = [
         '#type' => 'entity_autocomplete',
         '#target_type' => 'bibcite_reference',
@@ -378,7 +378,7 @@ class UwCblTeaser extends BlockBase implements ContainerFactoryPluginInterface {
     }
 
     // If bibcite reference is used, make sure to load bibcite entity.
-    if ($this->configuration['content_type'] === 'publication_reference') {
+    if ($this->configuration['content_type'] === 'reference') {
       return $this->entityTypeManager->getStorage('bibcite_reference')->load($entity_id);
     }
 
@@ -408,7 +408,7 @@ class UwCblTeaser extends BlockBase implements ContainerFactoryPluginInterface {
 
     // Set the config for teaser.
     $this->configuration['content_type'] = $content_type;
-    if ($content_type == 'publication_reference') {
+    if ($content_type == 'reference') {
       $this->configuration['nid'] = $values[$content_type]['nid'];
     }
     else {
@@ -479,7 +479,7 @@ class UwCblTeaser extends BlockBase implements ContainerFactoryPluginInterface {
       'opportunity' => $this->t('Opportunity'),
       'profile' => $this->t('Profile'),
       'project' => $this->t('Project'),
-      'publication_reference' => $this->t('Publication reference'),
+      'reference' => $this->t('Reference'),
       'service' => $this->t('Service'),
     ];
   }
@@ -502,7 +502,7 @@ class UwCblTeaser extends BlockBase implements ContainerFactoryPluginInterface {
       'opportunity' => 'uw_ct_opportunity',
       'profile' => 'uw_ct_profile',
       'project' => 'uw_ct_project',
-      'publication_reference' => 'bibcite_reference',
+      'reference' => 'bibcite_reference',
       'service' => 'uw_ct_service',
     ];
   }
diff --git a/src/Service/UwBlockAutoElements.php b/src/Service/UwBlockAutoElements.php
index 53a22063b256382a6c7d3519447588a2fbfe903e..ec4a95edc1c2cbe9267ef001369747ea39f0f988 100644
--- a/src/Service/UwBlockAutoElements.php
+++ b/src/Service/UwBlockAutoElements.php
@@ -694,7 +694,7 @@ class UwBlockAutoElements {
   }
 
   /**
-   * Function to get the publication reference form elements.
+   * Function to get the reference form elements.
    *
    * @param array $form
    *   The form.
@@ -706,10 +706,10 @@ class UwBlockAutoElements {
     array $config
   ): void {
 
-    // The publication reference container for element.
+    // The reference container for element.
     $form['publication_reference'] = [
       '#type' => 'fieldset',
-      '#title' => $this->t('Publication reference list settings'),
+      '#title' => $this->t('Reference list settings'),
       '#states' => [
         'visible' => [
           'select[name="settings[content_type]"]' => [
@@ -719,7 +719,7 @@ class UwBlockAutoElements {
       ],
     ];
 
-    // The number of publications to show form element.
+    // The number of references to show a form element.
     $form['publication_reference']['limit'] = $this->uwBlockService->getLimitPerBlockFormElement(
       'publication_reference',
       $config
diff --git a/src/Service/UwBlockAutoGetConfig.php b/src/Service/UwBlockAutoGetConfig.php
index 7e7fa82a174ff57a0b58b2dad874db2b0399f165..0bee6d048080ce4c532bf3a459623b2a4225211e 100644
--- a/src/Service/UwBlockAutoGetConfig.php
+++ b/src/Service/UwBlockAutoGetConfig.php
@@ -294,7 +294,7 @@ class UwBlockAutoGetConfig {
   }
 
   /**
-   * Get the config for publication references.
+   * Get the config for references.
    *
    * @param array $values
    *   The array for form state values.
diff --git a/src/Service/UwBlockAutoRender.php b/src/Service/UwBlockAutoRender.php
index 52dfd42c9635f6475650664a43cd2ffd7b7f6e5f..4c6fbcf923537ae93fa4a9b12f103de1a29609df 100644
--- a/src/Service/UwBlockAutoRender.php
+++ b/src/Service/UwBlockAutoRender.php
@@ -672,13 +672,13 @@ class UwBlockAutoRender {
   }
 
   /**
-   * Function to get render array for publication references.
+   * Function to get a render array for references.
    *
    * @param array $config
    *   The block config.
    *
    * @return array
-   *   Render array for profiles.
+   *   Render an array for profiles.
    */
   private function getPublicationReferenceRenderArray(array $config): array {
 
diff --git a/src/Service/UwBlockService.php b/src/Service/UwBlockService.php
index 9fbb16562a7b66e02574aa176e40595a012fbdc5..94eb5b0c87b5fe8a4ac7f43966c883ae6cd070c8 100644
--- a/src/Service/UwBlockService.php
+++ b/src/Service/UwBlockService.php
@@ -798,7 +798,7 @@ class UwBlockService {
       'opportunity' => $this->t('Opportunities'),
       'profile' => $this->t('Profiles'),
       'project' => $this->t('Projects'),
-      'publication_reference' => $this->t('Publication references'),
+      'publication_reference' => $this->t('References'),
       'service' => $this->t('Services'),
     ];
   }
diff --git a/uw_custom_blocks.post_update.php b/uw_custom_blocks.post_update.php
new file mode 100644
index 0000000000000000000000000000000000000000..0bd2bb62ea1f57d494919b664699803463b6b4e0
--- /dev/null
+++ b/uw_custom_blocks.post_update.php
@@ -0,0 +1,286 @@
+<?php
+
+/**
+ * @file
+ * Post update hooks for uw_custom_blocks.
+ */
+
+/**
+ * Updating the title for "references" layout builder blocks titles.
+ */
+function uw_custom_blocks_post_update_publications_search_block_rename(&$sandbox) {
+  $nodes = _publications_search_block_rename_node_prep();
+  $revisions = _publications_search_block_rename_revision_prep();
+  $temp_nodes = _publications_search_block_rename_temp_storage_prep();
+
+  $node_count = count(array_keys($nodes));
+  $revision_count = count($revisions);
+  $temp_count = count($temp_nodes);
+
+  // Check if node_count is greater than zero, which means some revisions
+  // might be duplicated (node with the latest revision is included).
+  // Those need to be excluded in order not to be processed twice.
+  if ($revision_count > 0 && $node_count > 0) {
+    $node_revisions_to_exclude = array_column($nodes, 'revision_id');
+    $revisions = array_diff($revisions, $node_revisions_to_exclude);
+    $revision_count = count($revisions);
+  }
+
+  if ($node_count == 0 && $revision_count == 0 && $temp_count == 0) {
+    return;
+  }
+
+  $operations[] = [
+    '_publications_search_block_rename_batch_start',
+    [$node_count, $revision_count, $temp_count],
+  ];
+
+  if ($node_count > 0) {
+    foreach (array_chunk(array_keys($nodes), 10) as $node_chunk) {
+      $operations[] = [
+        '_publications_search_block_rename_batch_node_update',
+        [$node_chunk],
+      ];
+    }
+  }
+
+  if ($revision_count > 0) {
+    foreach (array_chunk($revisions, 10) as $rev_chunk) {
+      $operations[] = [
+        '_publications_search_block_rename_batch_revision_update',
+        [$rev_chunk],
+      ];
+    }
+  }
+
+  if ($temp_count > 0) {
+    $operations[] = [
+      '_publications_search_block_rename_batch_temp_storage_update',
+      [$temp_nodes],
+    ];
+  }
+
+  $operations[] = [
+    '_publications_search_block_rename_batch_end',
+    [],
+  ];
+
+  $batch = [
+    'title' => t('Updating "Reference" layout builder block titles.'),
+    'progressive' => TRUE,
+    'operations' => $operations,
+  ];
+
+  batch_set($batch);
+}
+
+/**
+ * Prepare a list of nodes with layout builder block.
+ *
+ * @return array
+ *   Returns array with node_id => revision_id pairs.
+ */
+function _publications_search_block_rename_node_prep(): array {
+  $database = \Drupal::database();
+
+  return $database->select('node__layout_builder__layout', 'n')
+    ->fields('n', ['entity_id', 'revision_id'])
+    ->condition('n.layout_builder__layout_section', '%uw_cbl_publication_search%', 'like')
+    ->condition('n.layout_builder__layout_section', '%Publication reference search%', 'like')
+    ->execute()
+    ->fetchAllAssoc('entity_id');
+}
+
+/**
+ * Prepare a list of revisions with layout builder block.
+ *
+ * @return array
+ *   Array of revisions.
+ */
+function _publications_search_block_rename_revision_prep(): array {
+  $database = \Drupal::database();
+
+  $revisions = $database->select('node_revision__layout_builder__layout', 'nr')
+    ->fields('nr', ['entity_id', 'revision_id', 'delta'])
+    ->condition('nr.layout_builder__layout_section', '%uw_cbl_publication_search%', 'like')
+    ->condition('nr.layout_builder__layout_section', '%Publication reference search%', 'like')
+    ->execute()
+    ->fetchAllAssoc('revision_id');
+
+  return array_keys($revisions);
+}
+
+/**
+ * Prepare a list of temp storage overrides with layout builder block.
+ */
+function _publications_search_block_rename_temp_storage_prep() {
+  $database = \Drupal::database();
+
+  $temp_nodes = $database->select('key_value_expire', 'kv')
+    ->fields('kv', ['collection', 'name'])
+    ->condition('kv.collection', '%layout%', 'like')
+    ->condition('kv.value', '%uw_cbl_publication_search%', 'like')
+    ->condition('kv.value', '%Publication reference search%', 'like')
+    ->execute()
+    ->fetchAllAssoc('name');
+
+  return array_keys($temp_nodes);
+}
+
+/**
+ * Initializes the batch process context for nodes and revisions updates.
+ *
+ * @param int $node_count
+ *   The total number of nodes to process.
+ * @param int $revision_count
+ *   The total number of revisions to process.
+ * @param int $temp_count
+ *   The total number of temporary storage overrides to process.
+ * @param array|\DrushBatchContext $context
+ *   The batch context array, which is updated with initial counts and a status
+ *   message for the batch process.
+ */
+function _publications_search_block_rename_batch_start($node_count, $revision_count, $temp_count, &$context) {
+  $context['results']['nodes_count'] = $node_count;
+  $context['results']['revisions_count'] = $revision_count;
+  $context['results']['temp_count'] = $temp_count;
+  $context['results']['nodes_updated'] = 0;
+  $context['results']['revisions_updated'] = 0;
+  $context['results']['temp_storage_updated'] = 0;
+
+  $context['message'] = t("References: processing @count node(s), @rev revision(s) and @temp temp storage override(s).", [
+    '@count' => $node_count,
+    '@rev' => $revision_count,
+    '@temp' => $temp_count,
+  ]);
+}
+
+/**
+ * The node update logic.
+ *
+ * @param array $node_ids
+ *   Array of node ids to process.
+ * @param array|\DrushBatchContext $context
+ *   The batch context array, which is updated with counts.
+ */
+function _publications_search_block_rename_batch_node_update(array $node_ids, &$context) {
+  $node_storage = \Drupal::entityTypeManager()->getStorage('node');
+
+  $nodes = $node_storage->loadMultiple($node_ids);
+
+  foreach ($nodes as $node) {
+    $node->setSyncing(TRUE);
+    $layout = $node->get('layout_builder__layout');
+    $save_needed = _publications_search_block_rename_process_layout($layout);
+
+    if ($save_needed) {
+      $node->save();
+      $context['results']['nodes_updated']++;
+    }
+  }
+}
+
+/**
+ * The revision update logic.
+ *
+ * @param array $revision_ids
+ *   Array of revision ids to process.
+ * @param array|\DrushBatchContext $context
+ *   The batch context array, which is updated with counts.
+ */
+function _publications_search_block_rename_batch_revision_update(array $revision_ids, &$context) {
+  $node_storage = \Drupal::entityTypeManager()->getStorage('node');
+
+  foreach ($revision_ids as $revision_id) {
+    $revision = $node_storage->loadRevision($revision_id);
+
+    if ($revision) {
+      $revision->setSyncing(TRUE);
+      $layout = $revision->get('layout_builder__layout');
+      $save_needed = _publications_search_block_rename_process_layout($layout);
+
+      if ($save_needed) {
+        $revision->save();
+        $context['results']['revisions_updated']++;
+      }
+    }
+  }
+}
+
+/**
+ * The temporary storage override update logic.
+ *
+ * @param array $keys
+ *   Array of name for temporary storage keys.
+ * @param array|\DrushBatchContext $context
+ *   The batch context array, which is updated with counts.
+ */
+function _publications_search_block_rename_batch_temp_storage_update(array $keys, &$context) {
+  /** @var \Drupal\Core\KeyValueStore\KeyValueDatabaseExpirableFactory $key_value */
+  $key_value = \Drupal::service('keyvalue.expirable.database');
+
+  /** @var \Drupal\Core\KeyValueStore\DatabaseStorageExpirable $overrides */
+  $overrides = $key_value->get('tempstore.shared.layout_builder.section_storage.overrides');
+
+  foreach ($keys as $key) {
+    $save_needed = FALSE;
+    $value = $overrides->get($key);
+
+    if ($value && isset($value->data['section_storage'])) {
+      $layout = $value->data['section_storage'];
+      $save_needed = _publications_search_block_rename_process_layout($layout);
+    }
+
+    if ($save_needed) {
+      $value->data['section_storage'] = $layout;
+      $overrides->set($key, $value);
+      $context['results']['temp_storage_updated']++;
+    }
+  }
+}
+
+/**
+ * The batch ending process to display messages.
+ *
+ * @param array|\DrushBatchContext $context
+ *   The batch context array, which is updated with counts.
+ */
+function _publications_search_block_rename_batch_end(&$context) {
+  $context['message'] = t('References: successfully updated @nodes_updated node(s), @revisions_updated revision(s) and @temp_storage_updated temp storage override(s).', [
+    '@nodes_updated' => $context['results']['nodes_updated'],
+    '@revisions_updated' => $context['results']['revisions_updated'],
+    '@temp_storage_updated' => $context['results']['temp_storage_updated'],
+  ]);
+}
+
+/**
+ * Processes layout sections to update specific component labels.
+ *
+ * @param mixed $layout
+ *   The layout object containing sections and components.
+ *
+ * @return bool
+ *   Is the save needed.
+ */
+function _publications_search_block_rename_process_layout(&$layout): bool {
+  $save_needed = FALSE;
+
+  if ($layout) {
+    foreach ($layout->getSections() as &$section) {
+      // Step through each of the components.
+      foreach ($section?->getComponents() as $component) {
+        if ($component?->getPluginId() == 'uw_cbl_publication_search') {
+          $configuration = $component->get('configuration');
+
+          if ($configuration['label'] == 'Publication reference search') {
+            $configuration['label'] = 'Reference search';
+            $component->set('configuration', $configuration);
+            $save_needed = TRUE;
+          }
+        }
+      }
+    }
+  }
+
+  return $save_needed;
+}