diff --git a/android/java/apk_for_test.flags b/android/java/apk_for_test.flags
index f857d515e69..ee402dadc4c 100644
--- a/android/java/apk_for_test.flags
+++ b/android/java/apk_for_test.flags
@@ -940,6 +940,7 @@
     *** mMinimizationManagerHolder;
     *** getAppHeaderCoordinator(...);
     *** getBrowserServicesThemeColorProvider(...);
+    *** getClientPackageNameProvider(...);
     public <init>(...);
 }
 
diff --git a/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabActivity.java b/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabActivity.java
index e15d02abb23..95ea807a427 100644
--- a/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabActivity.java
+++ b/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabActivity.java
@@ -30,6 +30,7 @@ import androidx.core.content.ContextCompat;
 import org.chromium.base.IntentUtils;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.browserservices.intents.BrowserServicesIntentDataProvider;
+import org.chromium.chrome.browser.browserservices.ui.controller.trustedwebactivity.ClientPackageNameProvider;
 import org.chromium.chrome.browser.customtabs.content.CustomTabActivityTabController;
 import org.chromium.chrome.browser.customtabs.features.minimizedcustomtab.CustomTabMinimizationManagerHolder;
 import org.chromium.chrome.browser.customtabs.features.toolbar.BrowserServicesThemeColorProvider;
@@ -233,7 +234,8 @@ public class FullScreenCustomTabActivity extends CustomTabActivity {
                         () -> getCustomTabActivityNavigationController().openCurrentUrlInBrowser(),
                         getEdgeToEdgeManager(),
                         getAppHeaderCoordinator(),
-                        this::getBrowserServicesThemeColorProvider);
+                        this::getBrowserServicesThemeColorProvider,
+                        getClientPackageNameProvider().get());
         return mBaseCustomTabRootUiCoordinator;
     }
 
@@ -246,4 +248,9 @@ public class FullScreenCustomTabActivity extends CustomTabActivity {
         assert false : "This methos should be overridden via bytecode manipulation!";
         return null;
     }
+
+    private ClientPackageNameProvider getClientPackageNameProvider() {
+        assert false : "This method should be overridden via bytecode manipulation!";
+        return null;
+    }
 }
diff --git a/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabRootUiCoordinator.java b/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabRootUiCoordinator.java
index f92d9fa271b..9270b2c6109 100644
--- a/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabRootUiCoordinator.java
+++ b/android/java/org/chromium/chrome/browser/customtabs/FullScreenCustomTabRootUiCoordinator.java
@@ -94,7 +94,8 @@ public class FullScreenCustomTabRootUiCoordinator extends BaseCustomTabRootUiCoo
             @NonNull Runnable openInBrowserRunnable,
             @NonNull EdgeToEdgeManager edgeToEdgeManager,
             @Nullable DesktopWindowStateManager desktopWindowStateManager,
-            @Nullable Supplier<BrowserServicesThemeColorProvider> webAppThemeColorProvider) {
+            @Nullable Supplier<BrowserServicesThemeColorProvider> webAppThemeColorProvider,
+            @Nullable String clientPackageName) {
         super(
                 activity,
                 shareDelegateSupplier,
@@ -135,7 +136,8 @@ public class FullScreenCustomTabRootUiCoordinator extends BaseCustomTabRootUiCoo
                 openInBrowserRunnable,
                 edgeToEdgeManager,
                 desktopWindowStateManager,
-                webAppThemeColorProvider);
+                webAppThemeColorProvider,
+                clientPackageName);
     }
 
     @Override
diff --git a/android/javatests/org/chromium/chrome/browser/BytecodeTest.java b/android/javatests/org/chromium/chrome/browser/BytecodeTest.java
index b9310ed183c..1472a6900b8 100644
--- a/android/javatests/org/chromium/chrome/browser/BytecodeTest.java
+++ b/android/javatests/org/chromium/chrome/browser/BytecodeTest.java
@@ -62,6 +62,7 @@ import org.chromium.chrome.browser.browser_controls.BrowserControlsStateProvider
 import org.chromium.chrome.browser.browser_controls.BrowserStateBrowserControlsVisibilityDelegate;
 import org.chromium.chrome.browser.browser_controls.TopControlsStacker;
 import org.chromium.chrome.browser.browserservices.intents.BrowserServicesIntentDataProvider;
+import org.chromium.chrome.browser.browserservices.ui.controller.trustedwebactivity.ClientPackageNameProvider;
 import org.chromium.chrome.browser.compositor.CompositorViewHolder;
 import org.chromium.chrome.browser.compositor.layouts.LayoutRenderHost;
 import org.chromium.chrome.browser.compositor.layouts.LayoutUpdateHost;
@@ -1019,6 +1020,12 @@ public class BytecodeTest {
                         "getBrowserServicesThemeColorProvider",
                         MethodModifier.REGULAR,
                         BrowserServicesThemeColorProvider.class));
+        Assert.assertTrue(
+                methodExists(
+                        "org/chromium/chrome/browser/customtabs/BaseCustomTabActivity",
+                        "getClientPackageNameProvider",
+                        MethodModifier.REGULAR,
+                        ClientPackageNameProvider.class));
         Assert.assertTrue(
                 methodExists(
                         "org/chromium/chrome/browser/ChromeTabbedActivity",
diff --git a/build/android/bytecode/java/org/brave/bytecode/BraveBaseCustomTabActivityClassAdapter.java b/build/android/bytecode/java/org/brave/bytecode/BraveBaseCustomTabActivityClassAdapter.java
index b82b85c00d0..17db8a906bc 100644
--- a/build/android/bytecode/java/org/brave/bytecode/BraveBaseCustomTabActivityClassAdapter.java
+++ b/build/android/bytecode/java/org/brave/bytecode/BraveBaseCustomTabActivityClassAdapter.java
@@ -36,5 +36,8 @@ public class BraveBaseCustomTabActivityClassAdapter extends BraveClassVisitor {
 
         deleteMethod(sFullScreenCustomTabActivityClassName, "getBrowserServicesThemeColorProvider");
         makePublicMethod(sBaseCustomTabActivityClassName, "getBrowserServicesThemeColorProvider");
+
+        deleteMethod(sFullScreenCustomTabActivityClassName, "getClientPackageNameProvider");
+        makePublicMethod(sBaseCustomTabActivityClassName, "getClientPackageNameProvider");
     }
 }