diff --git a/src/com/android/settings/security/SecuritySettings.java b/src/com/android/settings/security/SecuritySettings.java
index 01cdba7..8a03a04 100644
--- a/src/com/android/settings/security/SecuritySettings.java
+++ b/src/com/android/settings/security/SecuritySettings.java
@@ -31,6 +31,7 @@
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.enterprise.EnterprisePrivacyPreferenceController;
 import com.android.settings.enterprise.FinancedPrivacyPreferenceController;
+import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.security.trustagent.ManageTrustAgentsPreferenceController;
 import com.android.settings.security.trustagent.TrustAgentListPreferenceController;
@@ -152,5 +153,11 @@
                     return buildPreferenceControllers(context, null /* lifecycle */,
                             null /* host*/);
                 }
+
+                @Override
+                protected boolean isPageSearchEnabled(Context context) {
+                    return !FeatureFactory.getFactory(context).getSecuritySettingsFeatureProvider()
+                            .hasAlternativeSecuritySettingsFragment();
+                }
             };
 }
diff --git a/tests/unit/src/com/android/settings/security/SecuritySettingsTest.java b/tests/unit/src/com/android/settings/security/SecuritySettingsTest.java
new file mode 100644
index 0000000..c50d993
--- /dev/null
+++ b/tests/unit/src/com/android/settings/security/SecuritySettingsTest.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.security;
+
+import static com.android.settings.core.PreferenceXmlParserUtils.METADATA_KEY;
+import static com.android.settings.core.PreferenceXmlParserUtils.MetadataFlag.FLAG_INCLUDE_PREF_SCREEN;
+import static com.android.settings.core.PreferenceXmlParserUtils.MetadataFlag.FLAG_NEED_KEY;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.when;
+
+import android.annotation.XmlRes;
+import android.content.Context;
+import android.os.Bundle;
+import android.provider.SearchIndexableResource;
+
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import com.android.settings.core.PreferenceXmlParserUtils;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settings.security.trustagent.TrustAgentManager;
+import com.android.settings.testutils.FakeFeatureFactory;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import java.util.ArrayList;
+import java.util.List;
+
+
+@RunWith(AndroidJUnit4.class)
+public class SecuritySettingsTest {
+
+    private Context mContext;
+    private SecuritySettingsFeatureProvider mSecuritySettingsFeatureProvider;
+
+    @Mock
+    private TrustAgentManager mTrustAgentManager;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        mContext = ApplicationProvider.getApplicationContext();
+        FakeFeatureFactory mFeatureFactory = FakeFeatureFactory.setupForTest();
+        mSecuritySettingsFeatureProvider = mFeatureFactory.getSecuritySettingsFeatureProvider();
+        SecurityFeatureProvider mSecurityFeatureProvider =
+                mFeatureFactory.getSecurityFeatureProvider();
+
+        when(mSecurityFeatureProvider.getTrustAgentManager()).thenReturn(mTrustAgentManager);
+    }
+
+    @Test
+    public void noAlternativeFragmentAvailable_pageIndexIncluded() throws Exception {
+        when(mSecuritySettingsFeatureProvider.hasAlternativeSecuritySettingsFragment())
+                .thenReturn(false);
+        BaseSearchIndexProvider indexProvider = SecuritySettings.SEARCH_INDEX_DATA_PROVIDER;
+
+        List<String> allXmlKeys = getAllXmlKeys(indexProvider);
+        List<String> nonIndexableKeys = indexProvider.getNonIndexableKeys(mContext);
+        allXmlKeys.removeAll(nonIndexableKeys);
+
+        assertThat(allXmlKeys).isNotEmpty();
+    }
+
+    @Test
+    public void alternativeFragmentAvailable_pageIndexExcluded() throws Exception {
+        when(mSecuritySettingsFeatureProvider.hasAlternativeSecuritySettingsFragment())
+                .thenReturn(true);
+        BaseSearchIndexProvider indexProvider = SecuritySettings.SEARCH_INDEX_DATA_PROVIDER;
+
+        List<String> allXmlKeys = getAllXmlKeys(indexProvider);
+        List<String> nonIndexableKeys = indexProvider.getNonIndexableKeys(mContext);
+        allXmlKeys.removeAll(nonIndexableKeys);
+
+        assertThat(allXmlKeys).isEmpty();
+    }
+
+    private List<String> getAllXmlKeys(BaseSearchIndexProvider indexProvider) throws Exception {
+        final List<SearchIndexableResource> resources = indexProvider.getXmlResourcesToIndex(
+                mContext, true /* not used*/);
+        if (resources == null || resources.isEmpty()) {
+            return new ArrayList<>();
+        }
+        final List<String> keys = new ArrayList<>();
+        for (SearchIndexableResource res : resources) {
+            keys.addAll(getKeysFromXml(res.xmlResId));
+        }
+        return keys;
+    }
+
+    private List<String> getKeysFromXml(@XmlRes int xmlResId) throws Exception {
+        final List<String> keys = new ArrayList<>();
+        final List<Bundle> metadata = PreferenceXmlParserUtils
+                .extractMetadata(mContext, xmlResId, FLAG_NEED_KEY | FLAG_INCLUDE_PREF_SCREEN);
+        for (Bundle bundle : metadata) {
+            keys.add(bundle.getString(METADATA_KEY));
+        }
+        return keys;
+    }
+}