diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 89285cf..8db603e 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -20,9 +20,10 @@ jobs:
         qt_ver: [6.2.2, 6.6.0]
         qt_arch: [clang_64]
     env:
-      targetName: PolyChat
       # 在 Qt pro 文件中的 TARGET
-      QtApplicationName: App
+      AppTargetName: PolyChat
+      # .app 所处编译文件夹的路径
+      QtAppDirName: App
     steps:
       # macos 11.0 默认环境变了,要指定
       - name: prepare env
@@ -61,30 +62,30 @@ jobs:
       - name: Build on macOS 
         run: |
           ls
-          cd ./${QtApplicationName}
+          cd ./${QtAppDirName}
           qmake
           make
       # 打包
       - name: Package on MacOS
         run: |
-          cd ./${QtApplicationName}
-          # mv ./${QtApplicationName}/${QtApplicationName}.app .
+          cd ./${QtAppDirName}
+          # mv ./${QtAppDirName}/${AppTargetName}.app .
           echo '------------------'
           ls
           # 拷贝依赖 pro文件里的名称：
-          macdeployqt ${QtApplicationName}.app -qmldir=. -verbose=1 -dmg
+          macdeployqt ${AppTargetName}.app -qmldir=. -verbose=1 -dmg
       # 上传artifacts          
       - uses: actions/upload-artifact@v2
         with:
-          name: ${{ env.targetName }}_${{ matrix.os }}_${{matrix.qt_ver}}.zip
-          path: ${{ env.QtApplicationName }}/${{ env.QtApplicationName }}.app
+          name: ${{ env.AppTargetName }}_${{ matrix.os }}_${{matrix.qt_ver}}.zip
+          path: ${{ env.QtAppDirName }}/${{ env.AppTargetName }}.app
       # tag 上传Release
       - name: Upload Release
         if: startsWith(github.event.ref, 'refs/tags/')
         uses: svenstaro/upload-release-action@v2
         with:
           repo_token: ${{ secrets.GITHUB_TOKEN }}
-          file: ${{ env.QtApplicationName }}/${{ env.QtApplicationName }}.dmg
-          asset_name: ${{ env.targetName }}_${{ matrix.os }}_${{ matrix.qt_ver }}.dmg
+          file: ${{ env.QtAppDirName }}/${{ env.AppTargetName }}.dmg
+          asset_name: ${{ env.AppTargetName }}_${{ matrix.os }}_${{ matrix.qt_ver }}.dmg
           tag: ${{ github.ref }}
           overwrite: true
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 4b2920a..7e76d34 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -36,7 +36,7 @@ jobs:
     env:
       targetName: PolyChat
       # 在 Qt pro 文件中的
-      QtApplicationName: App.exe
+      QtApplicationName: PolyChat.exe
     # 步骤
     steps:
       # 安装Qt
diff --git a/App/App.pro b/App/App.pro
index e9af1a6..f712f5c 100644
--- a/App/App.pro
+++ b/App/App.pro
@@ -44,6 +44,8 @@ qnx: target.path = /tmp/$${TARGET}/bin
 else: unix:!android: target.path = /opt/$${TARGET}/bin
 !isEmpty(target.path): INSTALLS += target
 
+TARGET = PolyChat
+
 RESOURCES += \
     resource.qrc
 
diff --git a/App/uil_chatboxwidget.cpp b/App/uil_chatboxwidget.cpp
index 42b9640..e73f4f6 100644
--- a/App/uil_chatboxwidget.cpp
+++ b/App/uil_chatboxwidget.cpp
@@ -23,7 +23,9 @@ ChatBoxWidget::ChatBoxWidget(QWidget* parent, QString name, qint16 port)
     ui->setupUi(this);
     this->setAttribute(Qt::WA_DeleteOnClose);
     this->setWindowIcon(QIcon(":/icon/icons/user-group.png"));
-    this->setWindowTitle(QString(tr("Chat %1 on port %2")).arg(name).arg(port));  // 注意：这里 .arg() 必须链式调用 不可以 .arg(name, port) 否则无法正常渲染。这是因为 如果想 .arg(name, port) 单次调用的话，必须保证参数类型一样，而这里是一个 QString 一个 qint16 类型，而链式调用就不存在这个问题
+
+    //this->setWindowTitle(QString(tr("Chat %1 on port %2")).arg(name).arg(port));  // 注意：这里 .arg() 必须链式调用 不可以 .arg(name, port) 否则无法正常渲染。这是因为 如果想 .arg(name, port) 单次调用的话，必须保证参数类型一样，而这里是一个 QString 一个 qint16 类型，而链式调用就不存在这个问题
+    this->setWindowTitle(QString(tr("Chat %1 on port %2")).arg(name, QString::number(port)));
 
 
     /* 对所有窗口的同样地址广播 8888 (告诉 ChatList 本窗口存在) */