diff --git a/.github/workflows/build-linux-x86_64.yml b/.github/workflows/build-linux-x86_64.yml
index e1e2dc0..34376fa 100644
--- a/.github/workflows/build-linux-x86_64.yml
+++ b/.github/workflows/build-linux-x86_64.yml
@@ -4,19 +4,19 @@ on:
   push:
     branches: [main]
     paths:
-      - '.github/workflows/build-linux-x86_64.yml'
-      - 'CMakeLists.txt'
-      - 'CefConfig.cmake'
-      - 'include/**'
-      - 'src/**'
+      - ".github/workflows/build-linux-x86_64.yml"
+      - "CMakeLists.txt"
+      - "CefConfig.cmake"
+      - "include/**"
+      - "src/**"
 
   pull_request:
     branches: [main]
     paths:
-      - 'CMakeLists.txt'
-      - 'CefConfig.cmake'
-      - 'include/**'
-      - 'src/**'
+      - "CMakeLists.txt"
+      - "CefConfig.cmake"
+      - "include/**"
+      - "src/**"
 
 env:
   # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
@@ -34,7 +34,7 @@ jobs:
       - name: Checkout Source
         uses: actions/checkout@v2
         with:
-          submodules: 'true'
+          submodules: "true"
 
       - name: Cache CEF folders
         uses: actions/cache@v3
@@ -49,4 +49,4 @@ jobs:
 
       - name: Build
         # Build your program with the given configuration
-        run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
\ No newline at end of file
+        run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
diff --git a/.github/workflows/build-macos-x86_64.yml b/.github/workflows/build-macos-x86_64.yml
index 516ef5f..8c71a36 100644
--- a/.github/workflows/build-macos-x86_64.yml
+++ b/.github/workflows/build-macos-x86_64.yml
@@ -4,19 +4,19 @@ on:
   push:
     branches: [main]
     paths:
-      - '.github/workflows/build-macos-x86_64.yml'
-      - 'CMakeLists.txt'
-      - 'CefConfig.cmake'
-      - 'include/**'
-      - 'src/**'
+      - ".github/workflows/build-macos-x86_64.yml"
+      - "CMakeLists.txt"
+      - "CefConfig.cmake"
+      - "include/**"
+      - "src/**"
 
   pull_request:
     branches: [main]
     paths:
-      - 'CMakeLists.txt'
-      - 'CefConfig.cmake'
-      - 'include/**'
-      - 'src/**'
+      - "CMakeLists.txt"
+      - "CefConfig.cmake"
+      - "include/**"
+      - "src/**"
 
 env:
   # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
@@ -34,7 +34,7 @@ jobs:
       - name: Checkout Source
         uses: actions/checkout@v2
         with:
-          submodules: 'true'
+          submodules: "true"
 
       - name: Cache CEF folders
         uses: actions/cache@v3
@@ -45,7 +45,7 @@ jobs:
       - name: Setup Xcode version
         uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: '14'
+          xcode-version: "15"
 
       - name: Configure CMake
         # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
diff --git a/.github/workflows/build-windows-x86_64.yml b/.github/workflows/build-windows-x86_64.yml
index 46bd64d..c250225 100644
--- a/.github/workflows/build-windows-x86_64.yml
+++ b/.github/workflows/build-windows-x86_64.yml
@@ -4,19 +4,19 @@ on:
   push:
     branches: [main]
     paths:
-      - '.github/workflows/build-windows-x86_64.yml'
-      - 'CMakeLists.txt'
-      - 'CefConfig.cmake'
-      - 'include/**'
-      - 'src/**'
+      - ".github/workflows/build-windows-x86_64.yml"
+      - "CMakeLists.txt"
+      - "CefConfig.cmake"
+      - "include/**"
+      - "src/**"
 
   pull_request:
     branches: [main]
     paths:
-      - 'CMakeLists.txt'
-      - 'CefConfig.cmake'
-      - 'include/**'
-      - 'src/**'
+      - "CMakeLists.txt"
+      - "CefConfig.cmake"
+      - "include/**"
+      - "src/**"
 
 env:
   # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
@@ -34,14 +34,14 @@ jobs:
       - name: Checkout Source
         uses: actions/checkout@v2
         with:
-          submodules: 'true'
+          submodules: "true"
 
       - name: Cache CEF folders
         uses: actions/cache@v3
         with:
           path: ${{github.workspace}}/dep
           key: ${{ runner.os }}-dep-cef
-          
+
       - name: Configure CMake
         # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
         # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
@@ -49,4 +49,4 @@ jobs:
 
       - name: Build
         # Build your program with the given configuration
-        run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
\ No newline at end of file
+        run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
diff --git a/src/CefView/CefBrowserApp/CefViewBrowserClient_DownloadHandler.cpp b/src/CefView/CefBrowserApp/CefViewBrowserClient_DownloadHandler.cpp
index 66e162f..b14511b 100644
--- a/src/CefView/CefBrowserApp/CefViewBrowserClient_DownloadHandler.cpp
+++ b/src/CefView/CefBrowserApp/CefViewBrowserClient_DownloadHandler.cpp
@@ -37,10 +37,18 @@ CefViewBrowserClient::OnBeforeDownload(CefRefPtr<CefBrowser> browser,
   CEF_REQUIRE_UI_THREAD();
 
   auto delegate = client_delegate_.lock();
-  if (delegate)
+  if (delegate) {
     delegate->onBeforeDownload(browser, download_item, suggested_name, callback);
+  } else {
+    // no delegate, just allow this download and then cancel it in OnDownloadUpdated
+    if (callback) {
+      callback->Continue("", false);
+    }
+  }
 
-  return false;
+  /// Return true and execute |callback| either asynchronously or in this method to continue or cancel the download.
+  /// Return false to proceed with default handling (cancel with Alloy style, download shelf with Chrome style)
+  return true;
 }
 #endif
 
@@ -52,6 +60,12 @@ CefViewBrowserClient::OnDownloadUpdated(CefRefPtr<CefBrowser> browser,
   CEF_REQUIRE_UI_THREAD();
 
   auto delegate = client_delegate_.lock();
-  if (delegate)
+  if (delegate) {
     delegate->onDownloadUpdated(browser, download_item, callback);
+  } else {
+    // no delegate, just cancel this downloading
+    if (callback) {
+      callback->Cancel();
+    }
+  }
 }