diff --git a/main.py b/main.py
index cb06faa08bc7139e3f9dddf0c93d0f1500599306..52a371a728f2c827f0fcec1cdefb82c4db755310 100644
--- a/main.py
+++ b/main.py
@@ -1,4 +1,5 @@
 import sys
+import qdarkstyle
 from datetime import datetime
 from pylablib.devices import Thorlabs
 
@@ -45,6 +46,8 @@ class MainWindow(UIWindown):
 
 if __name__ == "__main__":
     app = QtWidgets.QApplication(sys.argv)
+    dark_stylesheet = qdarkstyle.load_stylesheet_pyqt5()
+    app.setStyleSheet(dark_stylesheet)
     window = MainWindow()
     window.show()
     sys.exit(app.exec())
\ No newline at end of file
diff --git a/src/ui/livetab.py b/src/ui/livetab.py
index 0dd48ca0a81f7b4b6207c053bfe2f3823075874e..2c67548c2f0372a0b3318639f8e37d32d3a8fd79 100644
--- a/src/ui/livetab.py
+++ b/src/ui/livetab.py
@@ -30,14 +30,14 @@ class LiveTab(TabWidget, QtWidgets.QWidget):
 
         self.thread_pool = QtCore.QThreadPool()
 
-        self.tabBarClicked.connect(self.tab_activated)
-        self.tabBarDoubleClicked.connect(self.tab_activated)
-
-    def tab_activated(self, index):
-        if index == self.currentIndex():
-            self.sensor_timer.start(100)  # Start updating sensor value
-        else:
-            self.sensor_timer.stop()  # Stop updating sensor value
+    #     self.tabBarClicked.connect(self.tab_activated)
+    #     self.tabBarDoubleClicked.connect(self.tab_activated)
+
+    # def tab_activated(self, index):
+    #     if index == self.currentIndex():
+    #         self.sensor_timer.start(100)  # Start updating sensor value
+    #     else:
+    #         self.sensor_timer.stop()  # Stop updating sensor value
 
     def update_sensor_value(self):
         # Create a worker object for reading the sensor value