diff --git a/ui_MainWin.py b/ui_MainWin.py
index ab3a57c..eb05baa 100644
--- a/ui_MainWin.py
+++ b/ui_MainWin.py
@@ -451,7 +451,11 @@ class Ui_MainWindow(object):
         sizePolicy5 = QSizePolicy(
             QSizePolicy.Policy.Minimum, QSizePolicy.Policy.Expanding
         )
-        sizePolicy5.setHorizontalStretch(0)
+        # sizePolicy5 = QSizePolicy(
+        #     QSizePolicy.Policy.Expanding,  # 水平方向
+        #     QSizePolicy.Policy.Expanding,  # 垂直方向
+        # )
+        sizePolicy5.setHorizontalStretch(0)  # 设置水平扩展
         sizePolicy5.setVerticalStretch(0)
         sizePolicy5.setHeightForWidth(
             self.pushButton_leftmenu_produce.sizePolicy().hasHeightForWidth()
@@ -4084,6 +4088,7 @@ class Ui_MainWindow(object):
         self.gridLayout_2.setObjectName("gridLayout_2")
         self.pushButton_reset = QPushButton(self.frame_21)
         self.pushButton_reset.setObjectName("pushButton_reset")
+        self.pushButton_reset.setVisible(False)  # 8/18 隐藏复位
         sizePolicy5.setHeightForWidth(
             self.pushButton_reset.sizePolicy().hasHeightForWidth()
         )
@@ -4157,6 +4162,7 @@ class Ui_MainWindow(object):
         sizePolicy5.setHeightForWidth(
             self.pushButton_pauseFeed.sizePolicy().hasHeightForWidth()
         )
+        self.pushButton_pauseFeed.setVisible(False)  # 8/18 隐藏暂停
         self.pushButton_pauseFeed.setSizePolicy(sizePolicy5)
         self.pushButton_pauseFeed.setStyleSheet(
             "*{\n"
@@ -4221,6 +4227,8 @@ class Ui_MainWindow(object):
         icon13 = QIcon(QIcon.fromTheme(QIcon.ThemeIcon.SystemReboot))
         self.pushButton_clearAlarm.setIcon(icon13)
 
+        self.pushButton_clearAlarm.setVisible(False)  # 8/18 隐藏 清除警报
+
         self.gridLayout_2.addWidget(self.pushButton_clearAlarm, 3, 1, 1, 2)
 
         self.pushButton_onekeyfeed = QPushButton(self.frame_21)
@@ -4254,7 +4262,9 @@ class Ui_MainWindow(object):
         self.gridLayout_2.setRowStretch(2, 2)
         self.gridLayout_2.setRowStretch(3, 2)
         self.gridLayout_2.setColumnStretch(0, 1)
-        self.gridLayout_2.setColumnStretch(1, 1)
+        # 8/18 第一列不分配空间（将第一列隐藏之后设置， 只保留启动，停止，急停）
+        self.gridLayout_2.setColumnStretch(1, 0)
+        # self.gridLayout_2.setColumnStretch(1, 1)
         self.gridLayout_2.setRowMinimumHeight(0, 2)
         self.gridLayout_2.setRowMinimumHeight(1, 2)
         self.gridLayout_2.setRowMinimumHeight(2, 2)