diff --git a/core/modules/config_translation/templates/config_translation_manage_form_element.html.twig b/core/modules/config_translation/templates/config_translation_manage_form_element.html.twig
index 777514f..4c1459b 100644
--- a/core/modules/config_translation/templates/config_translation_manage_form_element.html.twig
+++ b/core/modules/config_translation/templates/config_translation_manage_form_element.html.twig
@@ -9,7 +9,6 @@
  *   - translation: The translation for the target language.
  *
  * @see template_preprocess()
- * @see template_preprocess_config_translation_manage_form_element()
  *
  * @ingroup themeable
  */
diff --git a/core/modules/system/templates/dropbutton-wrapper.html.twig b/core/modules/system/templates/dropbutton-wrapper.html.twig
index ca0ff7e..5f1aadf 100644
--- a/core/modules/system/templates/dropbutton-wrapper.html.twig
+++ b/core/modules/system/templates/dropbutton-wrapper.html.twig
@@ -7,7 +7,6 @@
  * - children: Contains the child elements of the dropbutton menu.
  *
  * @see template_preprocess()
- * @see template_preprocess_dropbutton_wrapper()
  *
  * @ingroup themeable
  */
diff --git a/core/modules/system/templates/menu-local-tasks.html.twig b/core/modules/system/templates/menu-local-tasks.html.twig
index 3f3a24b..245d73c 100644
--- a/core/modules/system/templates/menu-local-tasks.html.twig
+++ b/core/modules/system/templates/menu-local-tasks.html.twig
@@ -9,9 +9,7 @@
  *
  * Each item in these variables (primary and secondary) can be individually
  * themed in menu-local-task.html.twig.
- *
- * @see template_preprocess_menu_local_tasks()
- *
+
  * @ingroup themeable
  */
 #}
diff --git a/core/modules/system/templates/page-title.html.twig b/core/modules/system/templates/page-title.html.twig
index 2b994bc..1a06619 100644
--- a/core/modules/system/templates/page-title.html.twig
+++ b/core/modules/system/templates/page-title.html.twig
@@ -11,8 +11,6 @@
  * - title_suffix: Additional output populated by modules, intended to be
  *   displayed after the main title tag that appears in the template.
  *
- * @see template_preprocess_page_title()
- *
  * @ingroup themeable
  */
 #}
diff --git a/core/modules/system/templates/status-messages.html.twig b/core/modules/system/templates/status-messages.html.twig
index e479b87..73bd9b7 100644
--- a/core/modules/system/templates/status-messages.html.twig
+++ b/core/modules/system/templates/status-messages.html.twig
@@ -20,8 +20,6 @@
  * - attributes: HTML attributes for the element, including:
  *   - class: HTML classes.
  *
- * @see template_preprocess_status_messages()
- *
  * @ingroup themeable
  */
 #}
diff --git a/core/modules/system/templates/system-config-form.html.twig b/core/modules/system/templates/system-config-form.html.twig
index 51e6fc7..a3c0e8e 100644
--- a/core/modules/system/templates/system-config-form.html.twig
+++ b/core/modules/system/templates/system-config-form.html.twig
@@ -5,8 +5,8 @@
  *
  * This template will be used when a system config form specifies 'config_form'
  * as its #theme callback.  Otherwise, by default, system config forms will be
- * themed by theme_form(). This does not alter the appearance of a form at all,
- * but is provided as a convenience for themers.
+ * themed by form.html.twig. This does not alter the appearance of a form at
+ * all, but is provided as a convenience for themers.
  *
  * Available variables:
  * - form: The confirm form.
diff --git a/core/modules/system/templates/tablesort-indicator.html.twig b/core/modules/system/templates/tablesort-indicator.html.twig
index 3601c6d..bc37813 100644
--- a/core/modules/system/templates/tablesort-indicator.html.twig
+++ b/core/modules/system/templates/tablesort-indicator.html.twig
@@ -6,8 +6,6 @@
  * Available variables:
  * - style: Either 'asc' or 'desc', indicating the sorting direction.
  *
- * @see template_preprocess_tablesort_indicator()
- *
  * @ingroup themeable
  */
 #}
diff --git a/core/modules/update/templates/update-version.html.twig b/core/modules/update/templates/update-version.html.twig
index 2d5520f..c21c4f0 100644
--- a/core/modules/update/templates/update-version.html.twig
+++ b/core/modules/update/templates/update-version.html.twig
@@ -12,8 +12,6 @@
  *   - download_link: The URL for the downloadable file.
  *   - release_link: The URL for the release notes.
  *
- * @see template_preprocess_update_version()
- *
  * @ingroup themeable
  */
 #}
diff --git a/core/modules/views_ui/templates/views-ui-container.html.twig b/core/modules/views_ui/templates/views-ui-container.html.twig
index d45b158..4674bc9 100644
--- a/core/modules/views_ui/templates/views-ui-container.html.twig
+++ b/core/modules/views_ui/templates/views-ui-container.html.twig
@@ -7,8 +7,6 @@
  * - attributes: HTML attributes to apply to the container element.
  * - children: The remaining elements such as dropbuttons and tabs.
  *
- * @see template_preprocess_views_ui_container()
- *
  * @ingroup themeable
  */
 #}
diff --git a/core/themes/bartik/templates/field--node--field-tags.html.twig b/core/themes/bartik/templates/field--node--field-tags.html.twig
index dab4094..61bff14 100644
--- a/core/themes/bartik/templates/field--node--field-tags.html.twig
+++ b/core/themes/bartik/templates/field--node--field-tags.html.twig
@@ -18,7 +18,6 @@
  * - label_display: The display settings for the label.
  *
  * @see template_preprocess_field()
- * @see bartik_preprocess_field()
  */
 #}
 {%
diff --git a/core/themes/bartik/templates/page.html.twig b/core/themes/bartik/templates/page.html.twig
index 279078b..edbcfae 100644
--- a/core/themes/bartik/templates/page.html.twig
+++ b/core/themes/bartik/templates/page.html.twig
@@ -52,7 +52,6 @@
  * - page.breadcrumb: Items for the breadcrumb region.
  *
  * @see template_preprocess_page()
- * @see bartik_preprocess_page()
  * @see html.html.twig
  */
 #}
diff --git a/core/themes/bartik/templates/status-messages.html.twig b/core/themes/bartik/templates/status-messages.html.twig
index 62dc635..a4e1e9e 100644
--- a/core/themes/bartik/templates/status-messages.html.twig
+++ b/core/themes/bartik/templates/status-messages.html.twig
@@ -18,8 +18,6 @@
  * - status_headings: List of all status types.
  * - display: (optional) May have a value of 'status' or 'error' when only
  *   displaying messages of that specific type.
- *
- * @see template_preprocess_status_messages()
  */
 #}
 {% block messages %}
diff --git a/core/themes/classy/templates/content/page-title.html.twig b/core/themes/classy/templates/content/page-title.html.twig
index adec853..e1de726 100644
--- a/core/themes/classy/templates/content/page-title.html.twig
+++ b/core/themes/classy/templates/content/page-title.html.twig
@@ -10,8 +10,6 @@
  * - title: The page title, for use in the actual content.
  * - title_suffix: Additional output populated by modules, intended to be
  *   displayed after the main title tag that appears in the template.
- *
- * @see template_preprocess_page_title()
  */
 #}
 {{ title_prefix }}
diff --git a/core/themes/classy/templates/form/dropbutton-wrapper.html.twig b/core/themes/classy/templates/form/dropbutton-wrapper.html.twig
index 5dccc85..ca68716 100644
--- a/core/themes/classy/templates/form/dropbutton-wrapper.html.twig
+++ b/core/themes/classy/templates/form/dropbutton-wrapper.html.twig
@@ -7,7 +7,6 @@
  * - children: Contains the child elements of the dropbutton menu.
  *
  * @see template_preprocess()
- * @see template_preprocess_dropbutton_wrapper()
  */
 #}
 {% if children %}
diff --git a/core/themes/classy/templates/misc/status-messages.html.twig b/core/themes/classy/templates/misc/status-messages.html.twig
index da56bcc..683a111 100644
--- a/core/themes/classy/templates/misc/status-messages.html.twig
+++ b/core/themes/classy/templates/misc/status-messages.html.twig
@@ -19,8 +19,6 @@
  *   displaying messages of that specific type.
  * - attributes: HTML attributes for the element, including:
  *   - class: HTML classes.
- *
- * @see template_preprocess_status_messages()
  */
 #}
 {{ attach_library('classy/messages') }}
diff --git a/core/themes/classy/templates/navigation/menu-local-tasks.html.twig b/core/themes/classy/templates/navigation/menu-local-tasks.html.twig
index d3a89af..77ebc63 100644
--- a/core/themes/classy/templates/navigation/menu-local-tasks.html.twig
+++ b/core/themes/classy/templates/navigation/menu-local-tasks.html.twig
@@ -9,8 +9,6 @@
  *
  * Each item in these variables (primary and secondary) can be individually
  * themed in menu-local-task.html.twig.
- *
- * @see template_preprocess_menu_local_tasks()
  */
 #}
 {% if primary %}
diff --git a/core/themes/seven/templates/menu-local-tasks.html.twig b/core/themes/seven/templates/menu-local-tasks.html.twig
index c71ae04..908f36e 100644
--- a/core/themes/seven/templates/menu-local-tasks.html.twig
+++ b/core/themes/seven/templates/menu-local-tasks.html.twig
@@ -10,8 +10,6 @@
  * Each item in these variables (primary and secondary) can be individually
  * themed in menu-local-task.html.twig.
  *
- * @see template_preprocess_menu_local_tasks()
- *
  * @ingroup themeable
  */
 #}
diff --git a/core/themes/seven/templates/page.html.twig b/core/themes/seven/templates/page.html.twig
index 650191a..12ad899 100644
--- a/core/themes/seven/templates/page.html.twig
+++ b/core/themes/seven/templates/page.html.twig
@@ -41,7 +41,6 @@
  * - page.content: The main content of the current page.
  *
  * @see template_preprocess_page()
- * @see seven_preprocess_page()
  * @see html.html.twig
  */
 #}
diff --git a/core/themes/stable/templates/admin/config_translation_manage_form_element.html.twig b/core/themes/stable/templates/admin/config_translation_manage_form_element.html.twig
index b476955..e7eecfc 100644
--- a/core/themes/stable/templates/admin/config_translation_manage_form_element.html.twig
+++ b/core/themes/stable/templates/admin/config_translation_manage_form_element.html.twig
@@ -9,7 +9,6 @@
  *   - translation: The translation for the target language.
  *
  * @see template_preprocess()
- * @see template_preprocess_config_translation_manage_form_element()
  */
 #}
 <div class="translation-set clearfix">
diff --git a/core/themes/stable/templates/admin/system-config-form.html.twig b/core/themes/stable/templates/admin/system-config-form.html.twig
index 8023813..011128c 100644
--- a/core/themes/stable/templates/admin/system-config-form.html.twig
+++ b/core/themes/stable/templates/admin/system-config-form.html.twig
@@ -5,7 +5,7 @@
  *
  * This template will be used when a system config form specifies 'config_form'
  * as its #theme callback.  Otherwise, by default, system config forms will be
- * themed by theme_form(). This does not alter the appearance of a form at all,
+ * themed by form.html.twig. This does not alter the appearance of a form at all,
  * but is provided as a convenience for themers.
  *
  * Available variables:
diff --git a/core/themes/stable/templates/admin/tablesort-indicator.html.twig b/core/themes/stable/templates/admin/tablesort-indicator.html.twig
index 4e57274..135a76c 100644
--- a/core/themes/stable/templates/admin/tablesort-indicator.html.twig
+++ b/core/themes/stable/templates/admin/tablesort-indicator.html.twig
@@ -5,8 +5,6 @@
  *
  * Available variables:
  * - style: Either 'asc' or 'desc', indicating the sorting direction.
- *
- * @see template_preprocess_tablesort_indicator()
  */
 #}
 {%
diff --git a/core/themes/stable/templates/admin/update-version.html.twig b/core/themes/stable/templates/admin/update-version.html.twig
index 03a1c9d..6c23584 100644
--- a/core/themes/stable/templates/admin/update-version.html.twig
+++ b/core/themes/stable/templates/admin/update-version.html.twig
@@ -11,8 +11,6 @@
  *   - date: The date of the release.
  *   - download_link: The URL for the downloadable file.
  *   - release_link: The URL for the release notes.
- *
- * @see template_preprocess_update_version()
  */
 #}
 <div class="{{ attributes.class }} project-update__version"{{ attributes|without('class') }}>
diff --git a/core/themes/stable/templates/admin/views-ui-container.html.twig b/core/themes/stable/templates/admin/views-ui-container.html.twig
index e346966..ed719e4 100644
--- a/core/themes/stable/templates/admin/views-ui-container.html.twig
+++ b/core/themes/stable/templates/admin/views-ui-container.html.twig
@@ -6,8 +6,6 @@
  * Available variables:
  * - attributes: HTML attributes to apply to the container element.
  * - children: The remaining elements such as dropbuttons and tabs.
- *
- * @see template_preprocess_views_ui_container()
  */
 #}
 <div{{ attributes }}>{{ children }}</div>
diff --git a/core/themes/stable/templates/content/page-title.html.twig b/core/themes/stable/templates/content/page-title.html.twig
index bdeded4..4bd0ca2 100644
--- a/core/themes/stable/templates/content/page-title.html.twig
+++ b/core/themes/stable/templates/content/page-title.html.twig
@@ -10,8 +10,6 @@
  * - title: The page title, for use in the actual content.
  * - title_suffix: Additional output populated by modules, intended to be
  *   displayed after the main title tag that appears in the template.
- *
- * @see template_preprocess_page_title()
  */
 #}
 {{ title_prefix }}
diff --git a/core/themes/stable/templates/form/dropbutton-wrapper.html.twig b/core/themes/stable/templates/form/dropbutton-wrapper.html.twig
index 5dccc85..ca68716 100644
--- a/core/themes/stable/templates/form/dropbutton-wrapper.html.twig
+++ b/core/themes/stable/templates/form/dropbutton-wrapper.html.twig
@@ -7,7 +7,6 @@
  * - children: Contains the child elements of the dropbutton menu.
  *
  * @see template_preprocess()
- * @see template_preprocess_dropbutton_wrapper()
  */
 #}
 {% if children %}
diff --git a/core/themes/stable/templates/misc/status-messages.html.twig b/core/themes/stable/templates/misc/status-messages.html.twig
index f9e1eae..c7119f1 100644
--- a/core/themes/stable/templates/misc/status-messages.html.twig
+++ b/core/themes/stable/templates/misc/status-messages.html.twig
@@ -19,8 +19,6 @@
  *   displaying messages of that specific type.
  * - attributes: HTML attributes for the element, including:
  *   - class: HTML classes.
- *
- * @see template_preprocess_status_messages()
  */
 #}
 {% for type, messages in message_list %}
diff --git a/core/themes/stable/templates/navigation/menu-local-tasks.html.twig b/core/themes/stable/templates/navigation/menu-local-tasks.html.twig
index a519f23..3874add 100644
--- a/core/themes/stable/templates/navigation/menu-local-tasks.html.twig
+++ b/core/themes/stable/templates/navigation/menu-local-tasks.html.twig
@@ -9,8 +9,6 @@
  *
  * Each item in these variables (primary and secondary) can be individually
  * themed in menu-local-task.html.twig.
- *
- * @see template_preprocess_menu_local_tasks()
  */
 #}
 {% if primary %}