diff --git a/src/com/android/settings/fuelgauge/BatteryBackupHelper.java b/src/com/android/settings/fuelgauge/BatteryBackupHelper.java
index 1bb3b4de001..eb4bbf687d7 100644
--- a/src/com/android/settings/fuelgauge/BatteryBackupHelper.java
+++ b/src/com/android/settings/fuelgauge/BatteryBackupHelper.java
@@ -55,7 +55,6 @@ public final class BatteryBackupHelper implements BackupHelper {
 
     static final String DELIMITER = ",";
     static final String DELIMITER_MODE = ":";
-    static final String KEY_FULL_POWER_LIST = "full_power_list";
     static final String KEY_OPTIMIZATION_LIST = "optimization_mode_list";
 
     @VisibleForTesting
@@ -83,7 +82,7 @@ public final class BatteryBackupHelper implements BackupHelper {
             Log.w(TAG, "ignore performBackup() for non-owner or empty data");
             return;
         }
-        final List<String> allowlistedApps = backupFullPowerList(data);
+        final List<String> allowlistedApps = getFullPowerList();
         if (allowlistedApps != null) {
             backupOptimizationMode(data, allowlistedApps);
         }
@@ -117,7 +116,7 @@ public final class BatteryBackupHelper implements BackupHelper {
     public void writeNewStateDescription(ParcelFileDescriptor newState) {
     }
 
-    private List<String> backupFullPowerList(BackupDataOutput data) {
+    private List<String> getFullPowerList() {
         final long timestamp = System.currentTimeMillis();
         String[] allowlistedApps;
         try {
@@ -131,10 +130,7 @@ public final class BatteryBackupHelper implements BackupHelper {
             Log.w(TAG, "no data found in the getFullPowerList()");
             return new ArrayList<>();
         }
-
-        final String allowedApps = String.join(DELIMITER, allowlistedApps);
-        writeBackupData(data, KEY_FULL_POWER_LIST, allowedApps);
-        Log.d(TAG, String.format("backup getFullPowerList() size=%d in %d/ms",
+        Log.d(TAG, String.format("getFullPowerList() size=%d in %d/ms",
                 allowlistedApps.length, (System.currentTimeMillis() - timestamp)));
         return Arrays.asList(allowlistedApps);
     }
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/BatteryBackupHelperTest.java b/tests/robotests/src/com/android/settings/fuelgauge/BatteryBackupHelperTest.java
index 89707305add..a800fdbd2cc 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/BatteryBackupHelperTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/BatteryBackupHelperTest.java
@@ -159,34 +159,6 @@ public final class BatteryBackupHelperTest {
         verify(mBackupDataOutput, never()).writeEntityHeader(anyString(), anyInt());
     }
 
-    @Test
-    public void performBackup_oneFullPowerListElement_backupFullPowerListData()
-            throws Exception {
-        final String[] fullPowerList = {"com.android.package"};
-        doReturn(fullPowerList).when(mDeviceController).getFullPowerWhitelist();
-
-        mBatteryBackupHelper.performBackup(null, mBackupDataOutput, null);
-
-        final byte[] expectedBytes = fullPowerList[0].getBytes();
-        verify(mBackupDataOutput).writeEntityHeader(
-                BatteryBackupHelper.KEY_FULL_POWER_LIST, expectedBytes.length);
-        verify(mBackupDataOutput).writeEntityData(expectedBytes, expectedBytes.length);
-    }
-
-    @Test
-    public void performBackup_backupFullPowerListData() throws Exception {
-        final String[] fullPowerList = {"com.android.package1", "com.android.package2"};
-        doReturn(fullPowerList).when(mDeviceController).getFullPowerWhitelist();
-
-        mBatteryBackupHelper.performBackup(null, mBackupDataOutput, null);
-
-        final String expectedResult = fullPowerList[0] + DELIMITER + fullPowerList[1];
-        final byte[] expectedBytes = expectedResult.getBytes();
-        verify(mBackupDataOutput).writeEntityHeader(
-                BatteryBackupHelper.KEY_FULL_POWER_LIST, expectedBytes.length);
-        verify(mBackupDataOutput).writeEntityData(expectedBytes, expectedBytes.length);
-    }
-
     @Test
     public void performBackup_nonOwner_ignoreAllBackupAction() throws Exception {
         ShadowUserHandle.setUid(1);
@@ -283,7 +255,7 @@ public final class BatteryBackupHelperTest {
 
     @Test
     public void restoreEntity_incorrectDataKey_notReadBackupData() throws Exception {
-        final String incorrectDataKey = BatteryBackupHelper.KEY_FULL_POWER_LIST;
+        final String incorrectDataKey = "incorrect_data_key";
         mockBackupData(30 /*dataSize*/, incorrectDataKey);
 
         mBatteryBackupHelper.restoreEntity(mBackupDataInputStream);