diff --git a/src/com/android/launcher3/graphics/GridCustomizationsProvider.java b/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
index 18200f6447..69fa6739ac 100644
--- a/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
+++ b/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
@@ -169,6 +169,9 @@ public class GridCustomizationsProvider extends ContentProvider {
                 LauncherPrefs.get(getContext())
                         .put(THEMED_ICONS, values.getAsBoolean(BOOLEAN_VALUE));
                 getContext().getContentResolver().notifyChange(uri, null);
+                mActivePreviews.values().forEach(observer ->
+                        observer.renderer.refreshIcons()
+                );
                 return 1;
             }
             default:
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index 3330448919..346f64409e 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -35,9 +35,12 @@ import android.appwidget.AppWidgetHostView;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.Context;
 import android.content.ContextWrapper;
+import android.content.pm.LauncherActivityInfo;
+import android.content.pm.LauncherApps;
 import android.content.res.TypedArray;
 import android.graphics.PointF;
 import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.os.Handler;
 import android.os.Looper;
@@ -76,6 +79,7 @@ import com.android.launcher3.celllayout.CellLayoutLayoutParams;
 import com.android.launcher3.celllayout.CellPosMapper;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.folder.FolderIcon;
+import com.android.launcher3.icons.IconProvider;
 import com.android.launcher3.icons.LauncherIcons;
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.BgDataModel.FixedContainerItems;
@@ -83,6 +87,7 @@ import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.FolderInfo;
 import com.android.launcher3.model.data.ItemInfo;
+import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.pm.InstallSessionHelper;
@@ -188,6 +193,8 @@ public class LauncherPreviewRenderer extends ContextWrapper
     private final SparseIntArray mWallpaperColorResources;
     private final SparseArray<Size> mLauncherWidgetSpanInfo;
 
+    private final Map<BubbleTextView, WorkspaceItemInfo> mIcons = new HashMap<>();
+
     public LauncherPreviewRenderer(Context context,
             InvariantDeviceProfile idp,
             WallpaperColors wallpaperColorsOverride,
@@ -366,11 +373,43 @@ public class LauncherPreviewRenderer extends ContextWrapper
         return CellPosMapper.DEFAULT;
     }
 
+    /**
+     * Refreshes icon to update based on resource changes.
+     */
+    public void refreshIcons() {
+        mUiHandler.post(() -> {
+                    IconProvider iconProvider = null;
+                    int iconDpi = -1;
+                    for (Map.Entry<BubbleTextView, WorkspaceItemInfo> entry : mIcons.entrySet()) {
+                        BubbleTextView icon = entry.getKey();
+                        ItemInfoWithIcon info = entry.getValue();
+                        // get monochrome themed icon if it was not initially cached
+                        if (info.bitmap.getMono() == null) {
+                            if (iconProvider == null || iconDpi == -1) {
+                                LauncherAppState appState = LauncherAppState.getInstance(mContext);
+                                iconProvider = appState.getIconProvider();
+                                iconDpi = appState.getInvariantDeviceProfile().fillResIconDpi;
+                            }
+                            LauncherActivityInfo activityInfo = mContext.getSystemService(
+                                            LauncherApps.class)
+                                    .resolveActivity(info.getIntent(), info.user);
+                            Drawable iconDrawable = iconProvider.getIcon(activityInfo,  iconDpi);
+                            LauncherIcons iconFactory = LauncherIcons.obtain(mContext);
+                            info.bitmap = iconFactory.createBadgedIconBitmap(iconDrawable);
+                        }
+                        // update icon based on whether themed icon is enabled
+                        icon.reapplyItemInfo(info);
+                    }
+                }
+        );
+    }
+
     private void inflateAndAddIcon(WorkspaceItemInfo info) {
         CellLayout screen = mWorkspaceScreens.get(info.screenId);
         BubbleTextView icon = (BubbleTextView) mHomeElementInflater.inflate(
                 R.layout.app_icon, screen, false);
         icon.applyFromWorkspaceItem(info);
+        mIcons.put(icon, info);
         addInScreenFromBind(icon, info);
     }
 
@@ -477,6 +516,8 @@ public class LauncherPreviewRenderer extends ContextWrapper
                 currentWorkspaceItems, otherWorkspaceItems);
         filterCurrentWorkspaceItems(currentScreenIds, dataModel.appWidgets, currentAppWidgets,
                 otherAppWidgets);
+
+        mIcons.clear();
         for (ItemInfo itemInfo : currentWorkspaceItems) {
             switch (itemInfo.itemType) {
                 case Favorites.ITEM_TYPE_APPLICATION:
diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index 683354bf45..1bac7652cb 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -201,6 +201,13 @@ public class PreviewSurfaceRenderer {
         }
     }
 
+    /**
+     * Refreshes icon to update based on resource changes.
+     */
+    public void refreshIcons() {
+        mRenderer.refreshIcons();
+    }
+
     /***
      * Generates a new context overriding the theme color and the display size without affecting the
      * main application context