diff --git a/include/f1x/openauto/autoapp/UI/MainWindow.hpp b/include/f1x/openauto/autoapp/UI/MainWindow.hpp
index 803ff9a..9aba662 100644
--- a/include/f1x/openauto/autoapp/UI/MainWindow.hpp
+++ b/include/f1x/openauto/autoapp/UI/MainWindow.hpp
@@ -80,7 +80,9 @@ private:
     Ui::MainWindow* ui_;
     bool brightnessSliderVisible = false;
     QString brightnessFilename = "/sys/class/backlight/rpi_backlight/brightness";
+    QString brightnessFilenameAlt = "/tmp/custombrightness";
     QFile *brightnessFile;
+    QFile *brightnessFileAlt;
     char brightness_str[5];
 
     bool wifiButtonForce = false;
diff --git a/src/autoapp/UI/MainWindow.cpp b/src/autoapp/UI/MainWindow.cpp
index 622ea78..ec80381 100644
--- a/src/autoapp/UI/MainWindow.cpp
+++ b/src/autoapp/UI/MainWindow.cpp
@@ -300,6 +300,7 @@ void f1x::openauto::autoapp::ui::MainWindow::on_horizontalSliderBrightness_value
     int n = snprintf(this->brightness_str, 4, "%d", value);
 
     this->brightnessFile = new QFile(this->brightnessFilename);
+    this->brightnessFileAlt = new QFile(this->brightnessFilenameAlt);
 
     if (this->brightnessFile->open(QIODevice::WriteOnly)) {
         this->brightness_str[n] = '\n';
@@ -307,6 +308,13 @@ void f1x::openauto::autoapp::ui::MainWindow::on_horizontalSliderBrightness_value
         this->brightnessFile->write(this->brightness_str);
         this->brightnessFile->close();
     }
+    if (this->brightnessFileAlt->open(QIODevice::WriteOnly)) {
+        this->brightness_str[n] = '\n';
+        this->brightness_str[n+1] = '\0';
+        this->brightnessFileAlt->write(this->brightness_str);
+        this->brightnessFileAlt->close();
+        system("/usr/local/bin/autoapp_helper custombrightness &");
+    }
 }
 
 void f1x::openauto::autoapp::ui::MainWindow::switchGuiToNight()
diff --git a/src/autoapp/UI/SettingsWindow.cpp b/src/autoapp/UI/SettingsWindow.cpp
index b6d7a09..8d9bae2 100644
--- a/src/autoapp/UI/SettingsWindow.cpp
+++ b/src/autoapp/UI/SettingsWindow.cpp
@@ -517,6 +517,13 @@ void SettingsWindow::loadSystemValues()
         } else {
             ui_->checkBoxDisableScreenOff->setChecked(false);
         }
+
+        // set custom brightness command
+        if (getparams[26] == "1") {
+            ui_->checkBoxCustomBrightnessCommand->setChecked(true);
+        } else {
+            ui_->checkBoxCustomBrightnessCommand->setChecked(false);
+        }
     }
 }
 
diff --git a/src/autoapp/UI/settingswindow.ui b/src/autoapp/UI/settingswindow.ui
index 536a43a..2ef7527 100644
--- a/src/autoapp/UI/settingswindow.ui
+++ b/src/autoapp/UI/settingswindow.ui
@@ -2473,7 +2473,7 @@ subcontrol-position: center left;
      <property name="geometry">
       <rect>
        <x>0</x>
-       <y>180</y>
+       <y>160</y>
        <width>616</width>
        <height>81</height>
       </rect>
@@ -2604,7 +2604,7 @@ subcontrol-position: center left;
      <property name="geometry">
       <rect>
        <x>0</x>
-       <y>290</y>
+       <y>250</y>
        <width>300</width>
        <height>61</height>
       </rect>
@@ -2646,7 +2646,7 @@ subcontrol-position: center left;
      <property name="geometry">
       <rect>
        <x>2</x>
-       <y>410</y>
+       <y>420</y>
        <width>612</width>
        <height>23</height>
       </rect>
@@ -2670,7 +2670,7 @@ subcontrol-position: center left;
      <property name="geometry">
       <rect>
        <x>80</x>
-       <y>406</y>
+       <y>416</y>
        <width>31</width>
        <height>31</height>
       </rect>
@@ -2683,7 +2683,7 @@ subcontrol-position: center left;
      <property name="geometry">
       <rect>
        <x>320</x>
-       <y>290</y>
+       <y>250</y>
        <width>296</width>
        <height>61</height>
       </rect>
@@ -2721,6 +2721,69 @@ subcontrol-position: center left;
       </property>
      </widget>
     </widget>
+    <widget class="QGroupBox" name="groupBoxFrameRate_2">
+     <property name="geometry">
+      <rect>
+       <x>0</x>
+       <y>320</y>
+       <width>616</width>
+       <height>91</height>
+      </rect>
+     </property>
+     <property name="title">
+      <string>Custom Brightness Command</string>
+     </property>
+     <widget class="QCheckBox" name="checkBoxCustomBrightnessCommand">
+      <property name="geometry">
+       <rect>
+        <x>10</x>
+        <y>30</y>
+        <width>281</width>
+        <height>23</height>
+       </rect>
+      </property>
+      <property name="text">
+       <string>Custom Birghtness Command activated</string>
+      </property>
+      <property name="checkable">
+       <bool>true</bool>
+      </property>
+     </widget>
+     <widget class="QLabel" name="labelCustomBrightnessCommandInfoIcon">
+      <property name="geometry">
+       <rect>
+        <x>30</x>
+        <y>56</y>
+        <width>21</width>
+        <height>31</height>
+       </rect>
+      </property>
+      <property name="text">
+       <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;img src=&quot;:/ico_info.png&quot;/&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+      </property>
+     </widget>
+     <widget class="QLabel" name="labelCustomBrightnessCommandNote">
+      <property name="geometry">
+       <rect>
+        <x>60</x>
+        <y>60</y>
+        <width>551</width>
+        <height>23</height>
+       </rect>
+      </property>
+      <property name="font">
+       <font>
+        <italic>true</italic>
+       </font>
+      </property>
+      <property name="text">
+       <string>Just an information - not checkable! - Can be activated in crankshaft_env.sh!</string>
+      </property>
+      <property name="wordWrap">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </widget>
    </widget>
    <widget class="QWidget" name="tab">
     <attribute name="title">