diff --git a/lms/djangoapps/courseware/tests/test_video_mongo.py b/lms/djangoapps/courseware/tests/test_video_mongo.py
index 88fb132e6b..9887c10059 100644
--- a/lms/djangoapps/courseware/tests/test_video_mongo.py
+++ b/lms/djangoapps/courseware/tests/test_video_mongo.py
@@ -243,14 +243,16 @@ class TestVideoPublicAccess(BaseTestVideoXBlock):
     @ddt.data(
         (True, False),
         (False, False),
+        (False, True),
         (True, True),
     )
     @ddt.unpack
     def test_public_video_url(self, is_lms_platform, enable_public_share):
         """Test public video url."""
         assert self.item_descriptor.public_access is True
-        with patch.object(self.item_descriptor, '_is_lms_platform', return_value=is_lms_platform), \
-                patch.object(PUBLIC_VIDEO_SHARE, 'is_enabled', return_value=enable_public_share):
+        if not is_lms_platform:
+            self.item_descriptor.runtime.is_author_mode = True
+        with patch.object(PUBLIC_VIDEO_SHARE, 'is_enabled', return_value=enable_public_share):
             context = self.item_descriptor.render(STUDENT_VIEW).content
             # public video url iif PUBLIC_VIDEO_SHARE waffle and is_lms_platform, public_access are true
             assert bool(get_context_dict_from_string(context)['public_video_url']) \
diff --git a/xmodule/video_block/video_block.py b/xmodule/video_block/video_block.py
index 1b9b441f37..772a2fbcd1 100644
--- a/xmodule/video_block/video_block.py
+++ b/xmodule/video_block/video_block.py
@@ -30,7 +30,6 @@ from xblock.completable import XBlockCompletionMode
 from xblock.core import XBlock
 from xblock.fields import ScopeIds
 from xblock.runtime import KvsFieldData
-from lms.djangoapps.lms_xblock.runtime import LmsModuleSystem
 
 from common.djangoapps.xblock_django.constants import ATTR_KEY_REQUEST_COUNTRY_CODE
 from openedx.core.djangoapps.video_config.models import HLSPlaybackEnabledFlag, CourseYoutubeBlockedFlag
@@ -481,17 +480,12 @@ class VideoBlock(
 
         return self.runtime.service(self, 'mako').render_template('video.html', template_context)
 
-    def _is_lms_platform(self):
-        """
-        Returns True if the platform is LMS.
-        """
-        return isinstance(self.xmodule_runtime, LmsModuleSystem)
-
     def _get_public_video_url(self):
         """
         Returns the public video url
         """
-        if self.public_access and self._is_lms_platform():
+        is_studio = getattr(self.runtime, "is_author_mode", False)
+        if self.public_access and not is_studio:
             from openedx.core.djangoapps.video_config.toggles import PUBLIC_VIDEO_SHARE
             if PUBLIC_VIDEO_SHARE.is_enabled(self.location.course_key):
                 return urljoin(