diff --git a/packages/SystemUI/res-keyguard/layout/keyguard_pin_view.xml b/packages/SystemUI/res-keyguard/layout/keyguard_pin_view.xml
index a946318cb3136..0a2d226a33eb0 100644
--- a/packages/SystemUI/res-keyguard/layout/keyguard_pin_view.xml
+++ b/packages/SystemUI/res-keyguard/layout/keyguard_pin_view.xml
@@ -16,7 +16,6 @@
 ** limitations under the License.
 */
 -->
-
 <com.android.keyguard.KeyguardPINView
         xmlns:android="http://schemas.android.com/apk/res/android"
         xmlns:androidprv="http://schemas.android.com/apk/res-auto"
@@ -186,8 +185,6 @@
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 
-
-
     <include layout="@layout/keyguard_eca"
              android:id="@+id/keyguard_selector_fade_container"
              android:layout_width="match_parent"
diff --git a/packages/SystemUI/res-keyguard/values-land/dimens.xml b/packages/SystemUI/res-keyguard/values-land/dimens.xml
index 6342b9c0c7f0b..af284a87295b4 100644
--- a/packages/SystemUI/res-keyguard/values-land/dimens.xml
+++ b/packages/SystemUI/res-keyguard/values-land/dimens.xml
@@ -19,7 +19,7 @@
 -->
 <resources>
     <dimen name="num_pad_row_margin_bottom">3dp</dimen>
-    <dimen name="keyguard_eca_top_margin">0dp</dimen>
+    <dimen name="keyguard_eca_top_margin">2dp</dimen>
     <dimen name="keyguard_eca_bottom_margin">2dp</dimen>
     <dimen name="keyguard_password_height">26dp</dimen>
     <dimen name="num_pad_entry_row_margin_bottom">0dp</dimen>
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardMessageArea.java b/packages/SystemUI/src/com/android/keyguard/KeyguardMessageArea.java
index 099dd5d82a100..a7840cbf2789b 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardMessageArea.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardMessageArea.java
@@ -18,6 +18,7 @@ package com.android.keyguard;
 
 import android.content.Context;
 import android.content.res.ColorStateList;
+import android.content.res.Configuration;
 import android.content.res.TypedArray;
 import android.graphics.Color;
 import android.os.Handler;
@@ -58,7 +59,8 @@ public class KeyguardMessageArea extends TextView implements SecurityMessageDisp
     private boolean mBouncerVisible;
     private boolean mAltBouncerShowing;
     private ViewGroup mContainer;
-    private int mTopMargin;
+    private int mContainerTopMargin;
+    private int mLastOrientation = -1;
 
     public KeyguardMessageArea(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -74,16 +76,28 @@ public class KeyguardMessageArea extends TextView implements SecurityMessageDisp
         mContainer = getRootView().findViewById(R.id.keyguard_message_area_container);
     }
 
-    void onConfigChanged() {
+    void onConfigChanged(Configuration newConfig) {
         final int newTopMargin = SystemBarUtils.getStatusBarHeight(getContext());
-        if (mTopMargin == newTopMargin) {
-            return;
-        }
-        mTopMargin = newTopMargin;
-        ViewGroup.MarginLayoutParams lp =
+        if (mContainerTopMargin != newTopMargin) {
+            mContainerTopMargin = newTopMargin;
+            ViewGroup.MarginLayoutParams lp =
                 (ViewGroup.MarginLayoutParams) mContainer.getLayoutParams();
-        lp.topMargin = mTopMargin;
-        mContainer.setLayoutParams(lp);
+            lp.topMargin = mContainerTopMargin;
+            mContainer.setLayoutParams(lp);
+        }
+
+        if (mLastOrientation != newConfig.orientation) {
+            mLastOrientation = newConfig.orientation;
+            int messageAreaTopMargin = 0;
+            if (newConfig.orientation == Configuration.ORIENTATION_PORTRAIT) {
+                messageAreaTopMargin = mContext.getResources().getDimensionPixelSize(
+                        R.dimen.keyguard_lock_padding);
+            }
+
+            ViewGroup.MarginLayoutParams lp = (ViewGroup.MarginLayoutParams) getLayoutParams();
+            lp.topMargin = messageAreaTopMargin;
+            setLayoutParams(lp);
+        }
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardMessageAreaController.java b/packages/SystemUI/src/com/android/keyguard/KeyguardMessageAreaController.java
index 05318bb0df784..659aadd696144 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardMessageAreaController.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardMessageAreaController.java
@@ -50,7 +50,7 @@ public class KeyguardMessageAreaController extends ViewController<KeyguardMessag
     private ConfigurationListener mConfigurationListener = new ConfigurationListener() {
         @Override
         public void onConfigChanged(Configuration newConfig) {
-            mView.onConfigChanged();
+            mView.onConfigChanged(newConfig);
         }
 
         @Override
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardPINView.java b/packages/SystemUI/src/com/android/keyguard/KeyguardPINView.java
index 1efda7edee2f8..5115aba26ee75 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardPINView.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardPINView.java
@@ -21,10 +21,13 @@ import static com.android.systemui.statusbar.policy.DevicePostureController.DEVI
 
 import android.content.Context;
 import android.content.res.Configuration;
+import android.content.res.Resources;
 import android.util.AttributeSet;
 import android.view.View;
+import android.view.ViewGroup;
 import android.view.animation.AnimationUtils;
 
+import androidx.constraintlayout.helper.widget.Flow;
 import androidx.constraintlayout.widget.ConstraintLayout;
 import androidx.constraintlayout.widget.ConstraintSet;
 
@@ -87,48 +90,45 @@ public class KeyguardPINView extends KeyguardPinBasedInputView {
     }
 
     private void updateMargins() {
+        Resources res = mContext.getResources();
+
         // Re-apply everything to the keys...
-        int bottomMargin = mContext.getResources().getDimensionPixelSize(
-                R.dimen.num_pad_entry_row_margin_bottom);
-        int rightMargin = mContext.getResources().getDimensionPixelSize(
-                R.dimen.num_pad_key_margin_end);
-        String ratio = mContext.getResources().getString(R.string.num_pad_key_ratio);
+        int verticalMargin = res.getDimensionPixelSize(R.dimen.num_pad_entry_row_margin_bottom);
+        int horizontalMargin = res.getDimensionPixelSize(R.dimen.num_pad_key_margin_end);
+        String ratio = res.getString(R.string.num_pad_key_ratio);
 
-        // mView contains all Views that make up the PIN pad; row0 = the entry test field, then
-        // rows 1-4 contain the buttons. Iterate over all views that make up the buttons in the pad,
-        // and re-set all the margins.
-        for (int row = 1; row < 5; row++) {
-            for (int column = 0; column < 3; column++) {
-                View key = mViews[row][column];
-
-                ConstraintLayout.LayoutParams lp =
-                        (ConstraintLayout.LayoutParams) key.getLayoutParams();
-
-                lp.dimensionRatio = ratio;
-
-                // Don't set any margins on the last row of buttons.
-                if (row != 4) {
-                    lp.bottomMargin = bottomMargin;
-                }
-
-                // Don't set margins on the rightmost buttons.
-                if (column != 2) {
-                    lp.rightMargin = rightMargin;
-                }
-
-                key.setLayoutParams(lp);
-            }
-        }
+        Flow flow = (Flow) mContainer.findViewById(R.id.flow1);
+        flow.setHorizontalGap(horizontalMargin);
+        flow.setVerticalGap(verticalMargin);
 
         // Update the guideline based on the device posture...
-        float halfOpenPercentage =
-                mContext.getResources().getFloat(R.dimen.half_opened_bouncer_height_ratio);
+        float halfOpenPercentage = res.getFloat(R.dimen.half_opened_bouncer_height_ratio);
 
         ConstraintSet cs = new ConstraintSet();
         cs.clone(mContainer);
         cs.setGuidelinePercent(R.id.pin_pad_top_guideline,
                 mLastDevicePosture == DEVICE_POSTURE_HALF_OPENED ? halfOpenPercentage : 0.0f);
         cs.applyTo(mContainer);
+
+        // Password entry area
+        int passwordHeight = res.getDimensionPixelSize(R.dimen.keyguard_password_height);
+        View pinEntry = mContainer.findViewById(R.id.pinEntry);
+        ViewGroup.LayoutParams lp = pinEntry.getLayoutParams();
+        lp.height = passwordHeight;
+        pinEntry.setLayoutParams(lp);
+
+        // Below row0
+        View row0 = mContainer.findViewById(R.id.row0);
+        row0.setPadding(0, 0, 0, verticalMargin);
+
+        // Above the emergency contact area
+        int marginTop = res.getDimensionPixelSize(R.dimen.keyguard_eca_top_margin);
+        View eca = findViewById(R.id.keyguard_selector_fade_container);
+        if (eca != null) {
+            ViewGroup.MarginLayoutParams mLp = (ViewGroup.MarginLayoutParams) eca.getLayoutParams();
+            mLp.topMargin = marginTop;
+            eca.setLayoutParams(mLp);
+        }
     }
 
     @Override