diff --git a/plugins/course-apps/xpert_unit_summary/Settings.test.jsx b/plugins/course-apps/xpert_unit_summary/Settings.test.jsx
index 1c52c59e05..c0e917e0ea 100644
--- a/plugins/course-apps/xpert_unit_summary/Settings.test.jsx
+++ b/plugins/course-apps/xpert_unit_summary/Settings.test.jsx
@@ -206,7 +206,7 @@ describe('XpertUnitSummarySettings', () => {
     });
   });
 
-  describe('removing course configuration', () => {
+  describe('disabling course configuration', () => {
     beforeEach(() => {
       axiosMock.onGet(API.getXpertSettingsUrl(courseId))
         .reply(200, generateCourseLevelAPIResponse({
@@ -214,23 +214,23 @@ describe('XpertUnitSummarySettings', () => {
           enabled: true,
         }));
 
-      axiosMock.onDelete(API.getXpertSettingsUrl(courseId))
+      axiosMock.onPost(API.getXpertSettingsUrl(courseId))
         .reply(200, generateCourseLevelAPIResponse({
           success: true,
-          enabled: undefined,
+          enabled: false,
         }));
 
       renderComponent();
     });
 
-    test('Deleting course configuration', async () => {
-      jest.spyOn(API, 'deleteXpertSettings');
+    test('Disabling course configuration', async () => {
+      jest.spyOn(API, 'postXpertSettings');
 
       await waitFor(() => expect(container.querySelector('#enable-xpert_unit_summary-toggle')).toBeTruthy());
       fireEvent.click(container.querySelector('#enable-xpert_unit_summary-toggle'));
       fireEvent.click(getByText(container, 'Save'));
       await waitFor(() => expect(container.querySelector('#enable-xpert_unit_summary-toggle')).toBeTruthy());
-      expect(API.deleteXpertSettings).toBeCalled();
+      expect(API.postXpertSettings).toBeCalledWith(courseId, { enabled: false });
     });
   });
 
diff --git a/plugins/course-apps/xpert_unit_summary/settings-modal/SettingsModal.jsx b/plugins/course-apps/xpert_unit_summary/settings-modal/SettingsModal.jsx
index 87c99afac6..4a9dcfb93a 100644
--- a/plugins/course-apps/xpert_unit_summary/settings-modal/SettingsModal.jsx
+++ b/plugins/course-apps/xpert_unit_summary/settings-modal/SettingsModal.jsx
@@ -36,7 +36,7 @@ import { updateSavingStatus, updateResetStatus } from 'CourseAuthoring/pages-and
 import AppConfigFormDivider from 'CourseAuthoring/pages-and-resources/discussions/app-config-form/apps/shared/AppConfigFormDivider';
 import { PagesAndResourcesContext } from 'CourseAuthoring/pages-and-resources/PagesAndResourcesProvider';
 
-import { updateXpertSettings, resetXpertSettings, removeXpertSettings } from '../data/thunks';
+import { updateXpertSettings, resetXpertSettings } from '../data/thunks';
 import messages from './messages';
 import appInfo from '../appInfo';
 import ResetIcon from './ResetIcon';
@@ -235,13 +235,11 @@ const SettingsModal = ({
 
   const handleFormSubmit = async ({ enabled, checked, ...rest }) => {
     let success;
-    const values = { ...rest, enabled: enabled ? checked === 'true' : undefined };
+    const values = { ...rest, enabled: enabled ? checked === 'true' : false };
 
-    if (enabled) {
-      success = await dispatch(updateXpertSettings(courseId, values));
-    } else {
-      success = await dispatch(removeXpertSettings(courseId));
-    }
+    // Always update settings to save the enabled state (true/false)
+    // Don't delete the record when disabling, as that would fall back to system default
+    success = await dispatch(updateXpertSettings(courseId, values));
 
     if (onSettingsSave) {
       success = success && await onSettingsSave(values);