diff --git a/src/com/android/settings/network/ApnEditor.java b/src/com/android/settings/network/ApnEditor.java
index f9eccfa..a852fd6 100644
--- a/src/com/android/settings/network/ApnEditor.java
+++ b/src/com/android/settings/network/ApnEditor.java
@@ -726,6 +726,9 @@
                         telephonyManager = telephonyManagerForSubId;
                     }
                     mMvnoMatchData.setText(telephonyManager.getGroupIdLevel1());
+                } else {
+                    // mvno type 'none' case. At this time, mvnoIndex should be 0.
+                    mMvnoMatchData.setText("");
                 }
             }
 
@@ -784,6 +787,7 @@
             }
             mMvnoType.setValue((String) newValue);
             mMvnoType.setSummary(mvno);
+            mMvnoMatchData.setSummary(checkNull(mMvnoMatchData.getText()));
         } else if (KEY_PASSWORD.equals(key)) {
             mPassword.setSummary(starify(newValue != null ? String.valueOf(newValue) : ""));
         } else if (KEY_CARRIER_ENABLED.equals(key)) {