diff --git a/src/com/android/phone/CallFeaturesSetting.java b/src/com/android/phone/CallFeaturesSetting.java
index 4fa28ab..b23a14b 100644
--- a/src/com/android/phone/CallFeaturesSetting.java
+++ b/src/com/android/phone/CallFeaturesSetting.java
@@ -162,8 +162,6 @@
 
     private static final String BUTTON_GSM_UMTS_OPTIONS = "button_gsm_more_expand_key";
     private static final String BUTTON_CDMA_OPTIONS = "button_cdma_more_expand_key";
-    private static final String CALL_FORWARDING_KEY = "call_forwarding_key";
-    private static final String ADDITIONAL_GSM_SETTINGS_KEY = "additional_gsm_call_settings_key";
 
     private static final String PHONE_ACCOUNT_SETTINGS_KEY =
             "phone_account_settings_preference_screen";
@@ -1255,12 +1253,13 @@
             mButtonTTY = null;
         }
 
-        if (!getResources().getBoolean(R.bool.world_phone)) {
-            Preference cdmaOptions = prefSet.findPreference(BUTTON_CDMA_OPTIONS);
+        Preference cdmaOptions = prefSet.findPreference(BUTTON_CDMA_OPTIONS);
+        Preference gsmOptions = prefSet.findPreference(BUTTON_GSM_UMTS_OPTIONS);
+        if (getResources().getBoolean(R.bool.world_phone)) {
+            cdmaOptions.setIntent(mSubscriptionInfoHelper.getIntent(CdmaCallOptions.class));
+            gsmOptions.setIntent(mSubscriptionInfoHelper.getIntent(GsmUmtsCallOptions.class));
+        } else {
             prefSet.removePreference(cdmaOptions);
-
-            // TODO: Support MSIM for this preference option.
-            Preference gsmOptions = prefSet.findPreference(BUTTON_GSM_UMTS_OPTIONS);
             prefSet.removePreference(gsmOptions);
 
             int phoneType = mPhone.getPhoneType();
@@ -1284,15 +1283,7 @@
 
                     if (getResources().getBoolean(R.bool.config_additional_call_setting)) {
                         addPreferencesFromResource(R.xml.gsm_umts_call_options);
-
-                        Preference callForwardingPref = prefSet.findPreference(CALL_FORWARDING_KEY);
-                        callForwardingPref.setIntent(mSubscriptionInfoHelper.getIntent(
-                                GsmUmtsCallForwardOptions.class));
-
-                        Preference additionalGsmSettingsPref =
-                                prefSet.findPreference(ADDITIONAL_GSM_SETTINGS_KEY);
-                        additionalGsmSettingsPref.setIntent(mSubscriptionInfoHelper.getIntent(
-                                GsmUmtsAdditionalCallOptions.class));
+                        GsmUmtsCallOptions.init(prefSet, mSubscriptionInfoHelper);
                     }
                 } else {
                     throw new IllegalStateException("Unexpected phone type: " + phoneType);
diff --git a/src/com/android/phone/CdmaCallOptions.java b/src/com/android/phone/CdmaCallOptions.java
index 8eecd27..8f7b1b1 100644
--- a/src/com/android/phone/CdmaCallOptions.java
+++ b/src/com/android/phone/CdmaCallOptions.java
@@ -29,6 +29,7 @@
 import android.preference.PreferenceActivity;
 import android.preference.PreferenceScreen;
 import android.util.Log;
+import android.view.MenuItem;
 
 public class CdmaCallOptions extends PreferenceActivity {
     private static final String LOG_TAG = "CdmaCallOptions";
@@ -43,8 +44,12 @@
 
         addPreferencesFromResource(R.xml.cdma_call_privacy);
 
+        SubscriptionInfoHelper subInfoHelper = new SubscriptionInfoHelper(this, getIntent());
+        subInfoHelper.setActionBarTitle(
+                getActionBar(), getResources(), R.string.labelCdmaMore_with_label);
+
         mButtonVoicePrivacy = (CheckBoxPreference) findPreference(BUTTON_VP_KEY);
-        if (PhoneGlobals.getPhone().getPhoneType() != PhoneConstants.PHONE_TYPE_CDMA
+        if (subInfoHelper.getPhone().getPhoneType() != PhoneConstants.PHONE_TYPE_CDMA
                 || getResources().getBoolean(R.bool.config_voice_privacy_disable)) {
             //disable the entire screen
             getPreferenceScreen().setEnabled(false);
@@ -52,6 +57,16 @@
     }
 
     @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        final int itemId = item.getItemId();
+        if (itemId == android.R.id.home) {
+            onBackPressed();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    @Override
     public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
         if (preference.getKey().equals(BUTTON_VP_KEY)) {
             return true;
diff --git a/src/com/android/phone/GsmUmtsCallOptions.java b/src/com/android/phone/GsmUmtsCallOptions.java
index a9a1940..419e72c 100644
--- a/src/com/android/phone/GsmUmtsCallOptions.java
+++ b/src/com/android/phone/GsmUmtsCallOptions.java
@@ -21,6 +21,7 @@
 import android.preference.Preference;
 import android.preference.PreferenceActivity;
 import android.preference.PreferenceScreen;
+import android.view.MenuItem;
 
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.PhoneConstants;
@@ -29,15 +30,43 @@
     private static final String LOG_TAG = "GsmUmtsCallOptions";
     private final boolean DBG = (PhoneGlobals.DBG_LEVEL >= 2);
 
+    private static final String CALL_FORWARDING_KEY = "call_forwarding_key";
+    private static final String ADDITIONAL_GSM_SETTINGS_KEY = "additional_gsm_call_settings_key";
+
     @Override
     protected void onCreate(Bundle icicle) {
         super.onCreate(icicle);
 
         addPreferencesFromResource(R.xml.gsm_umts_call_options);
 
-        if (PhoneGlobals.getPhone().getPhoneType() != PhoneConstants.PHONE_TYPE_GSM) {
+        SubscriptionInfoHelper subInfoHelper = new SubscriptionInfoHelper(this, getIntent());
+        subInfoHelper.setActionBarTitle(
+                getActionBar(), getResources(), R.string.labelGsmMore_with_label);
+        init(getPreferenceScreen(), subInfoHelper);
+
+        if (subInfoHelper.getPhone().getPhoneType() != PhoneConstants.PHONE_TYPE_GSM) {
             //disable the entire screen
             getPreferenceScreen().setEnabled(false);
         }
     }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        final int itemId = item.getItemId();
+        if (itemId == android.R.id.home) {
+            onBackPressed();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    public static void init(PreferenceScreen prefScreen, SubscriptionInfoHelper subInfoHelper) {
+        Preference callForwardingPref = prefScreen.findPreference(CALL_FORWARDING_KEY);
+        callForwardingPref.setIntent(subInfoHelper.getIntent(GsmUmtsCallForwardOptions.class));
+
+        Preference additionalGsmSettingsPref =
+                prefScreen.findPreference(ADDITIONAL_GSM_SETTINGS_KEY);
+        additionalGsmSettingsPref.setIntent(
+                subInfoHelper.getIntent(GsmUmtsAdditionalCallOptions.class));
+    }
 }