diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index e8def4b..039cc31 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -277,6 +277,7 @@
                   android:theme="@style/Theme.CircularRevealAnimation"
                   android:exported="false"
                   android:configChanges="keyboardHidden|orientation"
+                  android:launchMode="singleInstance"
                   android:noHistory="true"
                   android:excludeFromRecents="true"
                   android:screenOrientation="nosensor" />
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 92d1f4a..82df4ec 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -104,6 +104,7 @@
     <style name="DialtactsActivityTheme" parent="DialtactsTheme">
         <item name="android:actionBarStyle">@style/DialtactsActionBarWithoutTitleStyle</item>
         <item name="android:fastScrollThumbDrawable">@drawable/fastscroll_thumb</item>
+        <item name="android:fastScrollTrackDrawable">@null</item>
     </style>
 
     <style name="CallDetailActivityTheme" parent="DialtactsThemeWithoutActionBarOverlay">
diff --git a/src/com/android/dialer/dialpad/DialpadFragment.java b/src/com/android/dialer/dialpad/DialpadFragment.java
index ce6475e..f1112f1 100644
--- a/src/com/android/dialer/dialpad/DialpadFragment.java
+++ b/src/com/android/dialer/dialpad/DialpadFragment.java
@@ -924,9 +924,10 @@
                             PhoneAccountUtils.getSubscriptionPhoneAccounts(getActivity());
                     boolean hasUserSelectedDefault = subscriptionAccountHandles.contains(
                             getTelecomManager().getUserSelectedOutgoingPhoneAccount());
-                    boolean multiSim = subscriptionAccountHandles.size() > 1;
+                    boolean needsAccountDisambiguation = subscriptionAccountHandles.size() > 1
+                            && !hasUserSelectedDefault;
 
-                    if ((multiSim && !hasUserSelectedDefault) || isVoicemailAvailable()) {
+                    if (needsAccountDisambiguation || isVoicemailAvailable()) {
                         // On a multi-SIM phone, if the user has not selected a default
                         // subscription, initiate a call to voicemail so they can select an account
                         // from the "Call with" dialog.
@@ -1519,13 +1520,21 @@
     /**
      * Check if voicemail is enabled/accessible.
      *
-     * @return true if voicemail is enabled and accessibly. Note that this can be false
+     * @return true if voicemail is enabled and accessible. Note that this can be false
      * "temporarily" after the app boot.
-     * @see TelephonyManager#getVoiceMailNumber()
+     * @see TelecomManager#hasVoiceMailNumber(PhoneAccountHandle)
      */
     private boolean isVoicemailAvailable() {
         try {
-            return getTelephonyManager().getVoiceMailNumber() != null;
+            PhoneAccountHandle defaultUserSelectedAccount =
+                    getTelecomManager().getUserSelectedOutgoingPhoneAccount();
+            if (defaultUserSelectedAccount == null) {
+                // In a single-SIM phone, there is no default outgoing phone account selected by
+                // the user, so just call TelephonyManager#getVoicemailNumber directly.
+                return getTelephonyManager().getVoiceMailNumber() != null;
+            } else {
+                return getTelecomManager().hasVoiceMailNumber(defaultUserSelectedAccount);
+            }
         } catch (SecurityException se) {
             // Possibly no READ_PHONE_STATE privilege.
             Log.w(TAG, "SecurityException is thrown. Maybe privilege isn't sufficient.");
diff --git a/src/com/android/dialer/list/ListsFragment.java b/src/com/android/dialer/list/ListsFragment.java
index 408d5b1..af82e40 100644
--- a/src/com/android/dialer/list/ListsFragment.java
+++ b/src/com/android/dialer/list/ListsFragment.java
@@ -90,6 +90,7 @@
     private ShortcutCardsAdapter mMergedAdapter;
     private CallLogAdapter mCallLogAdapter;
     private CallLogQueryHandler mCallLogQueryHandler;
+    private OverlappingPaneLayout mOverlappingPaneLayout;
 
     private boolean mIsPanelOpen = true;
 
@@ -302,6 +303,7 @@
         mRemoveViewContent = parentView.findViewById(R.id.remove_view_content);
 
         setupPaneLayout((OverlappingPaneLayout) parentView);
+        mOverlappingPaneLayout = (OverlappingPaneLayout) parentView;
 
         return parentView;
     }
@@ -322,6 +324,11 @@
 
         mCallLogAdapter.changeCursor(cursor);
         mMergedAdapter.notifyDataSetChanged();
+
+        // Refresh the overlapping pane to ensure that any changes in the shortcut card height
+        // are appropriately reflected in the overlap position.
+        mOverlappingPaneLayout.refresh();
+
         // Return true; took ownership of cursor
         return true;
     }
diff --git a/src/com/android/dialer/widget/OverlappingPaneLayout.java b/src/com/android/dialer/widget/OverlappingPaneLayout.java
index 8f911c2..167b849 100644
--- a/src/com/android/dialer/widget/OverlappingPaneLayout.java
+++ b/src/com/android/dialer/widget/OverlappingPaneLayout.java
@@ -717,6 +717,22 @@
         return wantTouchEvents;
     }
 
+    /**
+     * Refreshes the {@link OverlappingPaneLayout} be attempting to re-open or re-close the pane.
+     * This ensures that the overlapping pane is repositioned based on any changes to the view
+     * which is being overlapped.
+     * <p>
+     * The {@link #openPane()} and {@link #closePane()} methods do not perform any animation if the
+     * pane has already been positioned appropriately.
+     */
+    public void refresh() {
+        if (isOpen()) {
+            openPane();
+        } else {
+            closePane();
+        }
+    }
+
     private boolean closePane(View pane, int initialVelocity) {
         if (mFirstLayout || smoothSlideTo(0.f, initialVelocity)) {
             mPreservedOpenState = false;