diff --git a/openedx/core/djangoapps/content/search/documents.py b/openedx/core/djangoapps/content/search/documents.py
index c6ca52098abc..061015751955 100644
--- a/openedx/core/djangoapps/content/search/documents.py
+++ b/openedx/core/djangoapps/content/search/documents.py
@@ -572,6 +572,7 @@ def searchable_doc_for_container(
         Fields.usage_key: str(container_key),  # Field name isn't exact but this is the closest match
         Fields.block_id: container_key.container_id,  # Field name isn't exact but this is the closest match
         Fields.access_id: _meili_access_id_from_context_key(container_key.library_key),
+        Fields.publish_status: PublishStatus.never,
     }
 
     try:
diff --git a/openedx/core/djangoapps/content_libraries/api/containers.py b/openedx/core/djangoapps/content_libraries/api/containers.py
index 6719c07065e4..c03cee2b84d8 100644
--- a/openedx/core/djangoapps/content_libraries/api/containers.py
+++ b/openedx/core/djangoapps/content_libraries/api/containers.py
@@ -13,6 +13,7 @@
     LibraryContainerLocator,
     LibraryLocatorV2,
     UsageKeyV2,
+    LibraryUsageLocatorV2,
 )
 from openedx_events.content_authoring.data import LibraryContainerData
 from openedx_events.content_authoring.signals import (
@@ -42,6 +43,7 @@
     "update_container",
     "delete_container",
     "update_container_children",
+    "get_containers_contains_component",
 ]
 
 
@@ -316,3 +318,20 @@ def update_container_children(
     )
 
     return ContainerMetadata.from_container(library_key, new_version.container)
+
+
+def get_containers_contains_component(
+    usage_key: LibraryUsageLocatorV2
+) -> list[ContainerMetadata]:
+    """
+    Get containers that contains the component.
+    """
+    assert isinstance(usage_key, LibraryUsageLocatorV2)
+    component = get_component_from_usage_key(usage_key)
+    containers = authoring_api.get_containers_with_entity(
+        component.publishable_entity.pk,
+    )
+    return [
+        ContainerMetadata.from_container(usage_key.context_key, container)
+        for container in containers
+    ]
diff --git a/openedx/core/djangoapps/content_libraries/api/libraries.py b/openedx/core/djangoapps/content_libraries/api/libraries.py
index a4b001cd9a47..3884614ae445 100644
--- a/openedx/core/djangoapps/content_libraries/api/libraries.py
+++ b/openedx/core/djangoapps/content_libraries/api/libraries.py
@@ -82,6 +82,7 @@
     ContentLibraryData,
     LibraryBlockData,
     LibraryCollectionData,
+    LibraryContainerData,
     ContentObjectChangedData,
 )
 from openedx_events.content_authoring.signals import (
@@ -92,6 +93,7 @@
     LIBRARY_BLOCK_DELETED,
     LIBRARY_BLOCK_UPDATED,
     LIBRARY_COLLECTION_UPDATED,
+    LIBRARY_CONTAINER_UPDATED,
     CONTENT_OBJECT_ASSOCIATIONS_CHANGED,
 )
 from openedx_learning.api import authoring as authoring_api
@@ -113,6 +115,7 @@
     xblock_type_display_name,
 )
 from openedx.core.lib.xblock_serializer.api import serialize_modulestore_block_for_learning_core
+from openedx.core.djangoapps.content_libraries import api as lib_api
 from openedx.core.types import User as UserType
 from xmodule.modulestore.django import modulestore
 
@@ -901,6 +904,18 @@ def set_library_block_olx(usage_key: LibraryUsageLocatorV2, new_olx_str: str) ->
         )
     )
 
+    # For each container, trigger LIBRARY_CONTAINER_UPDATED signal and set background=True to trigger
+    # container indexing asynchronously.
+    affected_containers = lib_api.get_containers_contains_component(usage_key)
+    for container in affected_containers:
+        LIBRARY_CONTAINER_UPDATED.send_event(
+            library_container=LibraryContainerData(
+                library_key=usage_key.lib_key,
+                container_key=str(container.container_key),
+                background=True,
+            )
+        )
+
     return new_component_version
 
 
@@ -1205,6 +1220,7 @@ def delete_library_block(usage_key: LibraryUsageLocatorV2, remove_from_parent=Tr
     component = get_component_from_usage_key(usage_key)
     library_key = usage_key.context_key
     affected_collections = authoring_api.get_entity_collections(component.learning_package_id, component.key)
+    affected_containers = lib_api.get_containers_contains_component(usage_key)
 
     authoring_api.soft_delete_draft(component.pk)
 
@@ -1228,6 +1244,19 @@ def delete_library_block(usage_key: LibraryUsageLocatorV2, remove_from_parent=Tr
             )
         )
 
+    # For each container, trigger LIBRARY_CONTAINER_UPDATED signal and set background=True to trigger
+    # container indexing asynchronously.
+    #
+    # To update the components count in containers
+    for container in affected_containers:
+        LIBRARY_CONTAINER_UPDATED.send_event(
+            library_container=LibraryContainerData(
+                library_key=library_key,
+                container_key=str(container.container_key),
+                background=True,
+            )
+        )
+
 
 def restore_library_block(usage_key: LibraryUsageLocatorV2) -> None:
     """
diff --git a/openedx/core/djangoapps/content_libraries/library_context.py b/openedx/core/djangoapps/content_libraries/library_context.py
index 4bda10eb12fa..d5f121d8396e 100644
--- a/openedx/core/djangoapps/content_libraries/library_context.py
+++ b/openedx/core/djangoapps/content_libraries/library_context.py
@@ -6,8 +6,8 @@
 from django.core.exceptions import PermissionDenied
 from rest_framework.exceptions import NotFound
 
-from openedx_events.content_authoring.data import LibraryBlockData
-from openedx_events.content_authoring.signals import LIBRARY_BLOCK_UPDATED
+from openedx_events.content_authoring.data import LibraryBlockData, LibraryContainerData
+from openedx_events.content_authoring.signals import LIBRARY_BLOCK_UPDATED, LIBRARY_CONTAINER_UPDATED
 from opaque_keys.edx.keys import UsageKeyV2
 from opaque_keys.edx.locator import LibraryUsageLocatorV2, LibraryLocatorV2
 from openedx_learning.api import authoring as authoring_api
@@ -114,3 +114,19 @@ def send_block_updated_event(self, usage_key: UsageKeyV2):
                 usage_key=usage_key,
             )
         )
+
+    def send_container_updated_events(self, usage_key: UsageKeyV2):
+        """
+        Send "container updated" events for containers that contains the library block
+        with the given usage_key.
+        """
+        assert isinstance(usage_key, LibraryUsageLocatorV2)
+        affected_containers = api.get_containers_contains_component(usage_key)
+        for container in affected_containers:
+            LIBRARY_CONTAINER_UPDATED.send_event(
+                library_container=LibraryContainerData(
+                    library_key=usage_key.lib_key,
+                    container_key=str(container.container_key),
+                    background=True,
+                )
+            )
diff --git a/openedx/core/djangoapps/content_libraries/tests/test_api.py b/openedx/core/djangoapps/content_libraries/tests/test_api.py
index d4be6fdf6bd9..a1475aa1a039 100644
--- a/openedx/core/djangoapps/content_libraries/tests/test_api.py
+++ b/openedx/core/djangoapps/content_libraries/tests/test_api.py
@@ -16,12 +16,14 @@
 from openedx_events.content_authoring.data import (
     ContentObjectChangedData,
     LibraryCollectionData,
+    LibraryContainerData,
 )
 from openedx_events.content_authoring.signals import (
     CONTENT_OBJECT_ASSOCIATIONS_CHANGED,
     LIBRARY_COLLECTION_CREATED,
     LIBRARY_COLLECTION_DELETED,
     LIBRARY_COLLECTION_UPDATED,
+    LIBRARY_CONTAINER_UPDATED,
 )
 from openedx_events.tests.utils import OpenEdxEventsTestMixin
 from openedx_learning.api import authoring as authoring_api
@@ -742,3 +744,109 @@ def test_delete_component_and_revert(self):
             },
             event_receiver.call_args_list[1].kwargs,
         )
+
+
+class ContentLibraryContainersTest(ContentLibrariesRestApiTest, TestCase):
+    """
+    Tests for Content Library API containers methods.
+    """
+    def setUp(self):
+        super().setUp()
+
+        # Create Content Libraries
+        self._create_library("test-lib-cont-1", "Test Library 1")
+
+        # Fetch the created ContentLibrare objects so we can access their learning_package.id
+        self.lib1 = ContentLibrary.objects.get(slug="test-lib-cont-1")
+
+        # Create Units
+        self.unit1 = api.create_container(self.lib1.library_key, api.ContainerType.Unit, 'unit-1', 'Unit 1', None)
+        self.unit2 = api.create_container(self.lib1.library_key, api.ContainerType.Unit, 'unit-2', 'Unit 2', None)
+
+        # Create XBlocks
+        # Create some library blocks in lib1
+        self.problem_block = self._add_block_to_library(
+            self.lib1.library_key, "problem", "problem1",
+        )
+        self.problem_block_usage_key = UsageKey.from_string(self.problem_block["id"])
+        self.html_block = self._add_block_to_library(
+            self.lib1.library_key, "html", "html1",
+        )
+        self.html_block_usage_key = UsageKey.from_string(self.html_block["id"])
+
+        # Add content to units
+        api.update_container_children(
+            self.unit1.container_key,
+            [self.problem_block_usage_key, self.html_block_usage_key],
+            None,
+        )
+        api.update_container_children(
+            self.unit2.container_key,
+            [self.html_block_usage_key],
+            None,
+        )
+
+    def test_get_containers_contains_component(self):
+        problem_block_containers = api.get_containers_contains_component(self.problem_block_usage_key)
+        html_block_containers = api.get_containers_contains_component(self.html_block_usage_key)
+
+        assert len(problem_block_containers) == 1
+        assert problem_block_containers[0].container_key == self.unit1.container_key
+
+        assert len(html_block_containers) == 2
+        assert html_block_containers[0].container_key == self.unit1.container_key
+        assert html_block_containers[1].container_key == self.unit2.container_key
+
+    def _validate_calls_of_html_block(self, event_mock):
+        """
+        Validate that the `event_mock` has been called twice
+        using the `LIBRARY_CONTAINER_UPDATED` signal.
+        """
+        assert event_mock.call_count == 2
+        self.assertDictContainsSubset(
+            {
+                "signal": LIBRARY_CONTAINER_UPDATED,
+                "sender": None,
+                "library_container": LibraryContainerData(
+                    library_key=self.lib1.library_key,
+                    container_key=str(self.unit1.container_key),
+                    background=True,
+                )
+            },
+            event_mock.call_args_list[0].kwargs,
+        )
+        self.assertDictContainsSubset(
+            {
+                "signal": LIBRARY_CONTAINER_UPDATED,
+                "sender": None,
+                "library_container": LibraryContainerData(
+                    library_key=self.lib1.library_key,
+                    container_key=str(self.unit2.container_key),
+                    background=True,
+                )
+            },
+            event_mock.call_args_list[1].kwargs,
+        )
+
+    def test_call_container_update_signal_when_delete_component(self):
+        container_update_event_receiver = mock.Mock()
+        LIBRARY_CONTAINER_UPDATED.connect(container_update_event_receiver)
+
+        api.delete_library_block(self.html_block_usage_key)
+        self._validate_calls_of_html_block(container_update_event_receiver)
+
+    def test_call_container_update_signal_when_update_olx(self):
+        block_olx = "<html><b>Hello world!</b></html>"
+        container_update_event_receiver = mock.Mock()
+        LIBRARY_CONTAINER_UPDATED.connect(container_update_event_receiver)
+
+        self._set_library_block_olx(self.html_block_usage_key, block_olx)
+        self._validate_calls_of_html_block(container_update_event_receiver)
+
+    def test_call_container_update_signal_when_update_component(self):
+        block_olx = "<html><b>Hello world!</b></html>"
+        container_update_event_receiver = mock.Mock()
+        LIBRARY_CONTAINER_UPDATED.connect(container_update_event_receiver)
+
+        self._set_library_block_fields(self.html_block_usage_key, {"data": block_olx, "metadata": {}})
+        self._validate_calls_of_html_block(container_update_event_receiver)
diff --git a/openedx/core/djangoapps/xblock/learning_context/learning_context.py b/openedx/core/djangoapps/xblock/learning_context/learning_context.py
index b535e84ca7c1..dc7a21f1c397 100644
--- a/openedx/core/djangoapps/xblock/learning_context/learning_context.py
+++ b/openedx/core/djangoapps/xblock/learning_context/learning_context.py
@@ -76,3 +76,11 @@ def send_block_updated_event(self, usage_key):
 
         usage_key: the UsageKeyV2 subclass used for this learning context
         """
+
+    def send_container_updated_events(self, usage_key):
+        """
+        Send "container updated" events for containers that contains the block with
+        the given usage_key in this context.
+
+        usage_key: the UsageKeyV2 subclass used for this learning context
+        """
diff --git a/openedx/core/djangoapps/xblock/runtime/learning_core_runtime.py b/openedx/core/djangoapps/xblock/runtime/learning_core_runtime.py
index c3885fbf11cc..57582989f60d 100644
--- a/openedx/core/djangoapps/xblock/runtime/learning_core_runtime.py
+++ b/openedx/core/djangoapps/xblock/runtime/learning_core_runtime.py
@@ -317,6 +317,7 @@ def save_block(self, block):
         # Signal that we've modified this block
         learning_context = get_learning_context_impl(usage_key)
         learning_context.send_block_updated_event(usage_key)
+        learning_context.send_container_updated_events(usage_key)
 
     def _get_component_from_usage_key(self, usage_key):
         """