diff --git a/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2.java b/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2.java
index ef57e54..7ef950f 100644
--- a/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2.java
+++ b/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2.java
@@ -166,6 +166,7 @@
     private NetworkInfo mNetworkInfo;
     private NetworkCapabilities mNetworkCapabilities;
     private int mRssiSignalLevel = -1;
+    @VisibleForTesting boolean mShowX; // Shows the Wi-Fi signal icon of Pie+x when it's true.
     private String[] mSignalStr;
     private WifiInfo mWifiInfo;
     private final WifiManager mWifiManager;
@@ -555,7 +556,7 @@
     }
 
     private void refreshRssiViews() {
-        int signalLevel = mWifiEntry.getLevel();
+        final int signalLevel = mWifiEntry.getLevel();
 
         // Disappears signal view if not in range. e.g. for saved networks.
         if (signalLevel == WifiEntry.WIFI_LEVEL_UNREACHABLE) {
@@ -564,11 +565,14 @@
             return;
         }
 
-        if (mRssiSignalLevel == signalLevel) {
+        final boolean showX = mWifiEntry.shouldShowXLevelIcon();
+
+        if (mRssiSignalLevel == signalLevel && mShowX == showX) {
             return;
         }
         mRssiSignalLevel = signalLevel;
-        Drawable wifiIcon = mIconInjector.getIcon(mRssiSignalLevel);
+        mShowX = showX;
+        Drawable wifiIcon = mIconInjector.getIcon(mShowX, mRssiSignalLevel);
 
         if (mEntityHeaderController != null) {
             mEntityHeaderController
@@ -1006,8 +1010,8 @@
             mContext = context;
         }
 
-        public Drawable getIcon(int level) {
-            return mContext.getDrawable(Utils.getWifiIconResource(level)).mutate();
+        public Drawable getIcon(boolean showX, int level) {
+            return mContext.getDrawable(Utils.getWifiIconResource(showX, level)).mutate();
         }
     }
 
diff --git a/tests/robotests/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2Test.java b/tests/robotests/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2Test.java
index 9aaaa43..1f4254e 100644
--- a/tests/robotests/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2Test.java
+++ b/tests/robotests/src/com/android/settings/wifi/details2/WifiDetailPreferenceController2Test.java
@@ -299,7 +299,7 @@
                 .thenReturn(mMockHeaderController);
         when(mMockHeaderController.setSecondSummary(nullable(String.class)))
                 .thenReturn(mMockHeaderController);
-        when(mMockIconInjector.getIcon(anyInt())).thenReturn(new ColorDrawable());
+        when(mMockIconInjector.getIcon(anyBoolean(), anyInt())).thenReturn(new ColorDrawable());
 
         setupMockedPreferenceScreen();
     }
@@ -500,7 +500,7 @@
     public void entityHeader_shouldHaveIconSetForConnectedNetwork() {
         setUpForConnectedNetwork();
         setUpSpyController();
-        Drawable expectedIcon = mMockIconInjector.getIcon(LEVEL);
+        Drawable expectedIcon = mMockIconInjector.getIcon(false /* showX */, LEVEL);
 
         displayAndResume();
 
@@ -510,7 +510,7 @@
     @Test
     public void entityHeader_shouldHaveIconSetForDisconnectedNetwork() {
         setUpForDisconnectedNetwork();
-        Drawable expectedIcon = mMockIconInjector.getIcon(LEVEL);
+        Drawable expectedIcon = mMockIconInjector.getIcon(false /* showX */, LEVEL);
 
         displayAndResume();
 
@@ -615,6 +615,7 @@
 
         displayAndResume();
 
+        assertThat(mController.mShowX).isFalse();
         verify(mMockSignalStrengthPref).setIcon(any(Drawable.class));
     }
 
@@ -624,6 +625,7 @@
 
         displayAndResume();
 
+        assertThat(mController.mShowX).isFalse();
         verify(mMockSignalStrengthPref).setIcon(any(Drawable.class));
     }
 
@@ -633,6 +635,7 @@
 
         displayAndResume();
 
+        assertThat(mController.mShowX).isFalse();
         verify(mMockSignalStrengthPref, never()).setIcon(any(Drawable.class));
     }
 
@@ -645,6 +648,7 @@
 
         displayAndResume();
 
+        assertThat(mController.mShowX).isFalse();
         verify(mMockSignalStrengthPref).setSummary(expectedStrength);
     }
 
@@ -656,6 +660,7 @@
 
         displayAndResume();
 
+        assertThat(mController.mShowX).isFalse();
         verify(mMockSignalStrengthPref).setSummary(expectedStrength);
     }
 
@@ -665,10 +670,25 @@
 
         displayAndResume();
 
+        assertThat(mController.mShowX).isFalse();
         verify(mMockSignalStrengthPref, never()).setSummary(any(String.class));
     }
 
     @Test
+    public void signalStrengthPref_shouldShowXLevelIcon_showXTrue() {
+        setUpForConnectedNetwork();
+        setUpSpyController();
+        final String expectedStrength =
+                mContext.getResources().getStringArray(R.array.wifi_signal)[LEVEL];
+        when(mMockWifiEntry.shouldShowXLevelIcon()).thenReturn(true);
+
+        displayAndResume();
+
+        assertThat(mController.mShowX).isTrue();
+        verify(mMockSignalStrengthPref).setSummary(expectedStrength);
+    }
+
+    @Test
     public void linkSpeedPref_shouldNotShowIfNotSet() {
         setUpForConnectedNetwork();
         setUpSpyController();
@@ -1529,7 +1549,7 @@
         ArgumentCaptor<BitmapDrawable> drawableCaptor =
                 ArgumentCaptor.forClass(BitmapDrawable.class);
         Drawable original = mContext.getDrawable(Utils.getWifiIconResource(LEVEL)).mutate();
-        when(mMockIconInjector.getIcon(anyInt())).thenReturn(original);
+        when(mMockIconInjector.getIcon(anyBoolean(), anyInt())).thenReturn(original);
 
         displayAndResume();
 
@@ -1548,7 +1568,7 @@
         ArgumentCaptor<BitmapDrawable> drawableCaptor =
                 ArgumentCaptor.forClass(BitmapDrawable.class);
         Drawable original = mContext.getDrawable(Utils.getWifiIconResource(LEVEL)).mutate();
-        when(mMockIconInjector.getIcon(anyInt())).thenReturn(original);
+        when(mMockIconInjector.getIcon(anyBoolean(), anyInt())).thenReturn(original);
 
         displayAndResume();