diff --git a/src/asammdf/gui/ui/batch_widget.py b/src/asammdf/gui/ui/batch_widget.py
index a041f21fe..b618341c3 100644
--- a/src/asammdf/gui/ui/batch_widget.py
+++ b/src/asammdf/gui/ui/batch_widget.py
@@ -137,7 +137,7 @@ def setupUi(self, batch_widget):
         self.scrollArea_3.setWidgetResizable(True)
         self.scrollAreaWidgetContents_3 = QWidget()
         self.scrollAreaWidgetContents_3.setObjectName(u"scrollAreaWidgetContents_3")
-        self.scrollAreaWidgetContents_3.setGeometry(QRect(0, 0, 832, 698))
+        self.scrollAreaWidgetContents_3.setGeometry(QRect(0, 0, 840, 706))
         self.horizontalLayout_2 = QHBoxLayout(self.scrollAreaWidgetContents_3)
         self.horizontalLayout_2.setSpacing(1)
         self.horizontalLayout_2.setObjectName(u"horizontalLayout_2")
@@ -328,12 +328,6 @@ def setupUi(self, batch_widget):
         self.verticalLayout_21.setObjectName(u"verticalLayout_21")
         self.verticalLayout_21.setContentsMargins(1, 1, 1, 1)
         self.output_format = QComboBox(self.groupBox_11)
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
         self.output_format.setObjectName(u"output_format")
 
         self.verticalLayout_21.addWidget(self.output_format)
@@ -851,7 +845,7 @@ def setupUi(self, batch_widget):
         self.scrollArea.setWidgetResizable(True)
         self.scrollAreaWidgetContents = QWidget()
         self.scrollAreaWidgetContents.setObjectName(u"scrollAreaWidgetContents")
-        self.scrollAreaWidgetContents.setGeometry(QRect(0, 0, 832, 698))
+        self.scrollAreaWidgetContents.setGeometry(QRect(0, 0, 840, 706))
         self.gridLayout_3 = QGridLayout(self.scrollAreaWidgetContents)
         self.gridLayout_3.setSpacing(1)
         self.gridLayout_3.setObjectName(u"gridLayout_3")
@@ -1153,7 +1147,7 @@ def setupUi(self, batch_widget):
         self.retranslateUi(batch_widget)
 
         self.aspects.setCurrentIndex(0)
-        self.output_options.setCurrentIndex(0)
+        self.output_options.setCurrentIndex(3)
         self.quoting.setCurrentIndex(1)
         self.quoting_bus.setCurrentIndex(1)
         self.tabWidget.setCurrentIndex(0)
@@ -1216,13 +1210,6 @@ def retranslateUi(self, batch_widget):
         self.raster_search_btn.setText("")
         self.resample_time_from_zero.setText(QCoreApplication.translate("batch_widget", u"Time from 0s", None))
         self.groupBox_11.setTitle(QCoreApplication.translate("batch_widget", u"Ouput format", None))
-        self.output_format.setItemText(0, QCoreApplication.translate("batch_widget", u"MDF", None))
-        self.output_format.setItemText(1, QCoreApplication.translate("batch_widget", u"ASC", None))
-        self.output_format.setItemText(2, QCoreApplication.translate("batch_widget", u"CSV", None))
-        self.output_format.setItemText(3, QCoreApplication.translate("batch_widget", u"HDF5", None))
-        self.output_format.setItemText(4, QCoreApplication.translate("batch_widget", u"MAT", None))
-        self.output_format.setItemText(5, QCoreApplication.translate("batch_widget", u"Parquet", None))
-
         self.mdf_split.setText(QCoreApplication.translate("batch_widget", u"Split data blocks", None))
         self.label_39.setText(QCoreApplication.translate("batch_widget", u"Compression", None))
         self.label_40.setText(QCoreApplication.translate("batch_widget", u"Version", None))
diff --git a/src/asammdf/gui/ui/batch_widget.ui b/src/asammdf/gui/ui/batch_widget.ui
index b354bb929..5cb859d91 100644
--- a/src/asammdf/gui/ui/batch_widget.ui
+++ b/src/asammdf/gui/ui/batch_widget.ui
@@ -15,20 +15,20 @@
   </property>
   <layout class="QGridLayout" name="gridLayout_9" columnstretch="2,1">
    <property name="leftMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="topMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="rightMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="bottomMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="spacing">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <item row="1" column="0">
     <widget class="QSplitter" name="splitter">
      <property name="orientation">
@@ -54,20 +54,20 @@
        </attribute>
        <layout class="QGridLayout" name="gridLayout_7" columnstretch="0,1">
         <property name="leftMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="topMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="rightMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="bottomMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="spacing">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <item row="0" column="0" colspan="2">
          <widget class="QCheckBox" name="concatenate_sync">
           <property name="text">
@@ -188,20 +188,20 @@
        </attribute>
        <layout class="QVBoxLayout" name="verticalLayout_5">
         <property name="spacing">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="leftMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="topMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="rightMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="bottomMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <item>
          <widget class="QScrollArea" name="scrollArea_3">
           <property name="widgetResizable">
@@ -212,31 +212,31 @@
             <rect>
              <x>0</x>
              <y>0</y>
-             <width>832</width>
-             <height>698</height>
+             <width>840</width>
+             <height>706</height>
             </rect>
            </property>
            <layout class="QHBoxLayout" name="horizontalLayout_2" stretch="1,1,0">
             <property name="spacing">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="leftMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="topMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="rightMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="bottomMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <item>
              <layout class="QVBoxLayout" name="verticalLayout_14">
               <property name="spacing">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <item>
                <widget class="QComboBox" name="filter_view">
                 <item>
@@ -271,8 +271,8 @@
               <item>
                <layout class="QHBoxLayout" name="horizontalLayout_5">
                 <property name="spacing">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <item>
                  <widget class="QPushButton" name="load_filter_list_btn">
                   <property name="toolTip">
@@ -349,8 +349,8 @@
             <item>
              <layout class="QVBoxLayout" name="verticalLayout_13">
               <property name="spacing">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <item>
                <widget class="QLabel" name="label_3">
                 <property name="text">
@@ -376,20 +376,20 @@
             <item>
              <layout class="QVBoxLayout" name="verticalLayout_15" stretch="0,0,0,0,1,0">
               <property name="spacing">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="leftMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="topMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="rightMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="bottomMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <item>
                <widget class="QGroupBox" name="cut_group">
                 <property name="title">
@@ -403,20 +403,20 @@
                 </property>
                 <layout class="QGridLayout" name="gridLayout_23">
                  <property name="leftMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="topMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="rightMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="bottomMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="spacing">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <item row="0" column="0">
                   <widget class="QLabel" name="label_62">
                    <property name="text">
@@ -487,20 +487,20 @@
                 </property>
                 <layout class="QGridLayout" name="gridLayout_24" columnstretch="0,1,0">
                  <property name="leftMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="topMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="rightMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="bottomMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="spacing">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <item row="0" column="0">
                   <widget class="QRadioButton" name="raster_type_step">
                    <property name="text">
@@ -581,76 +581,45 @@
                 </property>
                 <layout class="QVBoxLayout" name="verticalLayout_21">
                  <property name="spacing">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="leftMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="topMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="rightMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="bottomMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <item>
-                  <widget class="QComboBox" name="output_format">
-                   <item>
-                    <property name="text">
-                     <string>MDF</string>
-                    </property>
-                   </item>
-                   <item>
-                    <property name="text">
-                     <string>ASC</string>
-                    </property>
-                   </item>
-                   <item>
-                    <property name="text">
-                     <string>CSV</string>
-                    </property>
-                   </item>
-                   <item>
-                    <property name="text">
-                     <string>HDF5</string>
-                    </property>
-                   </item>
-                   <item>
-                    <property name="text">
-                     <string>MAT</string>
-                    </property>
-                   </item>
-                   <item>
-                    <property name="text">
-                     <string>Parquet</string>
-                    </property>
-                   </item>
-                  </widget>
+                  <widget class="QComboBox" name="output_format"/>
                  </item>
                  <item>
                   <widget class="QStackedWidget" name="output_options">
                    <property name="currentIndex">
-                    <number>0</number>
+                    <number>3</number>
                    </property>
                    <widget class="QWidget" name="MDF_2">
                     <layout class="QGridLayout" name="gridLayout_25" columnstretch="0,0">
                      <property name="leftMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="topMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="rightMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="bottomMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="spacing">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <item row="3" column="0" colspan="2">
                       <widget class="QCheckBox" name="mdf_split">
                        <property name="text">
@@ -715,20 +684,20 @@
                        </property>
                        <layout class="QGridLayout" name="gridLayout_26" rowstretch="1,0" columnstretch="0,1">
                         <property name="leftMargin">
-  <number>1</number>
-</property>
+                         <number>1</number>
+                        </property>
                         <property name="topMargin">
-  <number>1</number>
-</property>
+                         <number>1</number>
+                        </property>
                         <property name="rightMargin">
-  <number>1</number>
-</property>
+                         <number>1</number>
+                        </property>
                         <property name="bottomMargin">
-  <number>1</number>
-</property>
+                         <number>1</number>
+                        </property>
                         <property name="spacing">
-  <number>1</number>
-</property>
+                         <number>1</number>
+                        </property>
                         <item row="1" column="0">
                          <widget class="QPushButton" name="scramble_btn">
                           <property name="text">
@@ -787,20 +756,20 @@
                    <widget class="QWidget" name="HDF5_2">
                     <layout class="QGridLayout" name="gridLayout_17">
                      <property name="leftMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="topMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="rightMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="bottomMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="spacing">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <item row="8" column="1">
                       <widget class="QComboBox" name="empty_channels"/>
                      </item>
@@ -888,20 +857,20 @@
                    <widget class="QWidget" name="MAT_2">
                     <layout class="QGridLayout" name="gridLayout_18">
                      <property name="leftMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="topMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="rightMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="bottomMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="spacing">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <item row="10" column="0">
                       <widget class="QLabel" name="label_41">
                        <property name="text">
@@ -1009,20 +978,20 @@
                    <widget class="QWidget" name="CSV">
                     <layout class="QGridLayout" name="gridLayout_2">
                      <property name="leftMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="topMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="rightMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="bottomMargin">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <property name="spacing">
-  <number>1</number>
-</property>
+                      <number>1</number>
+                     </property>
                      <item row="10" column="1">
                       <widget class="QLineEdit" name="escapechar">
                        <property name="inputMask">
@@ -1212,20 +1181,20 @@
                 </property>
                 <layout class="QGridLayout" name="gridLayout">
                  <property name="leftMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="topMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="rightMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="bottomMargin">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <property name="spacing">
-  <number>1</number>
-</property>
+                  <number>1</number>
+                 </property>
                  <item row="0" column="0">
                   <widget class="QLineEdit" name="modify_output_folder">
                    <property name="placeholderText">
@@ -1292,20 +1261,20 @@
        </attribute>
        <layout class="QGridLayout" name="gridLayout_8" columnstretch="0,1">
         <property name="leftMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="topMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="rightMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="bottomMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="spacing">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <item row="0" column="0" colspan="2">
          <widget class="QCheckBox" name="stack_sync">
           <property name="text">
@@ -1423,20 +1392,20 @@
        </attribute>
        <layout class="QVBoxLayout" name="verticalLayout_4">
         <property name="spacing">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="leftMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="topMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="rightMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <property name="bottomMargin">
-  <number>1</number>
-</property>
+         <number>1</number>
+        </property>
         <item>
          <widget class="QScrollArea" name="scrollArea">
           <property name="widgetResizable">
@@ -1447,26 +1416,26 @@
             <rect>
              <x>0</x>
              <y>0</y>
-             <width>832</width>
-             <height>698</height>
+             <width>840</width>
+             <height>706</height>
             </rect>
            </property>
            <layout class="QGridLayout" name="gridLayout_3" columnstretch="0,0,0">
             <property name="leftMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="topMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="rightMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="bottomMargin">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <property name="spacing">
-  <number>1</number>
-</property>
+             <number>1</number>
+            </property>
             <item row="2" column="1">
              <widget class="QGroupBox" name="groupBox_3">
               <property name="title">
@@ -1474,20 +1443,20 @@
               </property>
               <layout class="QGridLayout" name="gridLayout_10">
                <property name="leftMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="topMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="rightMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="bottomMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="spacing">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <item row="9" column="2">
                 <widget class="QLineEdit" name="lineterminator_bus">
                  <property name="text">
@@ -1697,20 +1666,20 @@
                </attribute>
                <layout class="QVBoxLayout" name="verticalLayout">
                 <property name="spacing">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="leftMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="topMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="rightMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="bottomMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <item>
                  <widget class="QPushButton" name="load_can_database_btn">
                   <property name="text">
@@ -1733,20 +1702,20 @@
                </attribute>
                <layout class="QVBoxLayout" name="verticalLayout_2">
                 <property name="spacing">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="leftMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="topMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="rightMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="bottomMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <item>
                  <widget class="QPushButton" name="load_lin_database_btn">
                   <property name="text">
@@ -1768,8 +1737,8 @@
             <item row="1" column="0" colspan="2">
              <layout class="QHBoxLayout" name="horizontalLayout" stretch="0,0,1">
               <property name="spacing">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <item>
                <widget class="QLabel" name="label">
                 <property name="text">
@@ -1809,20 +1778,20 @@
               </property>
               <layout class="QGridLayout" name="gridLayout_5">
                <property name="leftMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="topMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="rightMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="bottomMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="spacing">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <item row="0" column="1">
                 <widget class="QComboBox" name="extract_bus_compression">
                  <property name="sizeAdjustPolicy">
@@ -1891,16 +1860,16 @@
    <item row="1" column="1">
     <layout class="QVBoxLayout" name="list_layout">
      <property name="spacing">
-  <number>1</number>
-</property>
+      <number>1</number>
+     </property>
      <item>
       <widget class="MinimalListWidget" name="files_list"/>
      </item>
      <item>
       <layout class="QVBoxLayout" name="verticalLayout_3">
        <property name="spacing">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <item>
         <widget class="QPushButton" name="sort_by_start_time_btn">
          <property name="text">
diff --git a/src/asammdf/gui/ui/file_widget.py b/src/asammdf/gui/ui/file_widget.py
index 5b2533375..798b67f50 100644
--- a/src/asammdf/gui/ui/file_widget.py
+++ b/src/asammdf/gui/ui/file_widget.py
@@ -244,7 +244,7 @@ def setupUi(self, file_widget):
         self.scrollArea.setWidgetResizable(True)
         self.scrollAreaWidgetContents = QWidget()
         self.scrollAreaWidgetContents.setObjectName(u"scrollAreaWidgetContents")
-        self.scrollAreaWidgetContents.setGeometry(QRect(0, 0, 310, 626))
+        self.scrollAreaWidgetContents.setGeometry(QRect(0, 0, 331, 610))
         self.verticalLayout_4 = QVBoxLayout(self.scrollAreaWidgetContents)
         self.verticalLayout_4.setSpacing(1)
         self.verticalLayout_4.setObjectName(u"verticalLayout_4")
@@ -361,12 +361,6 @@ def setupUi(self, file_widget):
         self.verticalLayout_20.setObjectName(u"verticalLayout_20")
         self.verticalLayout_20.setContentsMargins(1, 1, 1, 1)
         self.output_format = QComboBox(self.groupBox_10)
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
-        self.output_format.addItem("")
         self.output_format.setObjectName(u"output_format")
 
         self.verticalLayout_20.addWidget(self.output_format)
@@ -767,7 +761,7 @@ def setupUi(self, file_widget):
         self.scrollArea_2.setWidgetResizable(True)
         self.scrollAreaWidgetContents_2 = QWidget()
         self.scrollAreaWidgetContents_2.setObjectName(u"scrollAreaWidgetContents_2")
-        self.scrollAreaWidgetContents_2.setGeometry(QRect(0, 0, 991, 602))
+        self.scrollAreaWidgetContents_2.setGeometry(QRect(0, 0, 999, 610))
         self.gridLayout_7 = QGridLayout(self.scrollAreaWidgetContents_2)
         self.gridLayout_7.setSpacing(1)
         self.gridLayout_7.setObjectName(u"gridLayout_7")
@@ -1073,7 +1067,7 @@ def setupUi(self, file_widget):
         self.retranslateUi(file_widget)
 
         self.aspects.setCurrentIndex(0)
-        self.output_options.setCurrentIndex(4)
+        self.output_options.setCurrentIndex(3)
         self.quoting.setCurrentIndex(1)
         self.quoting_bus.setCurrentIndex(1)
         self.tabWidget.setCurrentIndex(0)
@@ -1172,13 +1166,6 @@ def retranslateUi(self, file_widget):
         self.raster_search_btn.setText("")
         self.resample_time_from_zero.setText(QCoreApplication.translate("file_widget", u"Time from 0s", None))
         self.groupBox_10.setTitle(QCoreApplication.translate("file_widget", u"Ouput format", None))
-        self.output_format.setItemText(0, QCoreApplication.translate("file_widget", u"MDF", None))
-        self.output_format.setItemText(1, QCoreApplication.translate("file_widget", u"ASC", None))
-        self.output_format.setItemText(2, QCoreApplication.translate("file_widget", u"CSV", None))
-        self.output_format.setItemText(3, QCoreApplication.translate("file_widget", u"HDF5", None))
-        self.output_format.setItemText(4, QCoreApplication.translate("file_widget", u"MAT", None))
-        self.output_format.setItemText(5, QCoreApplication.translate("file_widget", u"Parquet", None))
-
         self.mdf_split_size.setSuffix(QCoreApplication.translate("file_widget", u"MB", None))
         self.label_29.setText(QCoreApplication.translate("file_widget", u"Compression", None))
         self.label_27.setText(QCoreApplication.translate("file_widget", u"Version", None))
diff --git a/src/asammdf/gui/ui/file_widget.ui b/src/asammdf/gui/ui/file_widget.ui
index 4028e48f2..5b997d25a 100644
--- a/src/asammdf/gui/ui/file_widget.ui
+++ b/src/asammdf/gui/ui/file_widget.ui
@@ -27,20 +27,20 @@
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <property name="spacing">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="leftMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="topMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="rightMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <property name="bottomMargin">
-  <number>1</number>
-</property>
+    <number>1</number>
+   </property>
    <item>
     <widget class="QTabWidget" name="aspects">
      <property name="toolTip">
@@ -65,20 +65,20 @@
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_5">
        <property name="spacing">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="leftMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="topMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="rightMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="bottomMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <item>
         <widget class="QSplitter" name="splitter">
          <property name="orientation">
@@ -87,8 +87,8 @@
          <widget class="QWidget" name="verticalLayoutWidget">
           <layout class="QVBoxLayout" name="channels_layout">
            <property name="spacing">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <item>
             <widget class="QComboBox" name="channel_view">
              <item>
@@ -123,8 +123,8 @@
            <item>
             <layout class="QHBoxLayout" name="buttons_layout">
              <property name="spacing">
-  <number>1</number>
-</property>
+              <number>1</number>
+             </property>
              <item>
               <widget class="QPushButton" name="load_channel_list_btn">
                <property name="toolTip">
@@ -300,25 +300,25 @@
       </attribute>
       <layout class="QHBoxLayout" name="horizontalLayout" stretch="0,0,0">
        <property name="spacing">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="leftMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="topMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="rightMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="bottomMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <item>
         <layout class="QVBoxLayout" name="verticalLayout_2">
          <property name="spacing">
-  <number>1</number>
-</property>
+          <number>1</number>
+         </property>
          <item>
           <widget class="QComboBox" name="filter_view">
            <item>
@@ -353,8 +353,8 @@
          <item>
           <layout class="QHBoxLayout" name="horizontalLayout_4">
            <property name="spacing">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <item>
             <widget class="QPushButton" name="load_filter_list_btn">
              <property name="toolTip">
@@ -431,8 +431,8 @@
        <item>
         <layout class="QVBoxLayout" name="verticalLayout_6">
          <property name="spacing">
-  <number>1</number>
-</property>
+          <number>1</number>
+         </property>
          <item>
           <widget class="QLabel" name="label">
            <property name="text">
@@ -465,31 +465,31 @@
            <rect>
             <x>0</x>
             <y>0</y>
-            <width>310</width>
-            <height>626</height>
+            <width>331</width>
+            <height>610</height>
            </rect>
           </property>
           <layout class="QVBoxLayout" name="verticalLayout_4">
            <property name="spacing">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="leftMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="topMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="rightMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="bottomMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <item>
             <layout class="QVBoxLayout" name="verticalLayout_3" stretch="0,0,0,1,0">
              <property name="spacing">
-  <number>1</number>
-</property>
+              <number>1</number>
+             </property>
              <item>
               <widget class="QGroupBox" name="cut_group">
                <property name="title">
@@ -503,20 +503,20 @@
                </property>
                <layout class="QGridLayout" name="gridLayout_19">
                 <property name="leftMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="topMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="rightMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="bottomMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="spacing">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <item row="0" column="0">
                  <widget class="QLabel" name="label_59">
                   <property name="text">
@@ -593,20 +593,20 @@
                </property>
                <layout class="QGridLayout" name="gridLayout_21" columnstretch="0,1,0">
                 <property name="leftMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="topMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="rightMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="bottomMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="spacing">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <item row="0" column="0">
                  <widget class="QRadioButton" name="raster_type_step">
                   <property name="text">
@@ -693,76 +693,45 @@
                </property>
                <layout class="QVBoxLayout" name="verticalLayout_20">
                 <property name="spacing">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="leftMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="topMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="rightMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <property name="bottomMargin">
-  <number>1</number>
-</property>
+                 <number>1</number>
+                </property>
                 <item>
-                 <widget class="QComboBox" name="output_format">
-                  <item>
-                   <property name="text">
-                    <string>MDF</string>
-                   </property>
-                  </item>
-                  <item>
-                   <property name="text">
-                    <string>ASC</string>
-                   </property>
-                  </item>
-                  <item>
-                   <property name="text">
-                    <string>CSV</string>
-                   </property>
-                  </item>
-                  <item>
-                   <property name="text">
-                    <string>HDF5</string>
-                   </property>
-                  </item>
-                  <item>
-                   <property name="text">
-                    <string>MAT</string>
-                   </property>
-                  </item>
-                  <item>
-                   <property name="text">
-                    <string>Parquet</string>
-                   </property>
-                  </item>
-                 </widget>
+                 <widget class="QComboBox" name="output_format"/>
                 </item>
                 <item>
                  <widget class="QStackedWidget" name="output_options">
                   <property name="currentIndex">
-                   <number>4</number>
+                   <number>3</number>
                   </property>
                   <widget class="QWidget" name="MDF">
                    <layout class="QGridLayout" name="gridLayout_22" columnstretch="0,0">
                     <property name="leftMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="topMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="rightMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="bottomMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="spacing">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <item row="4" column="1">
                      <widget class="QDoubleSpinBox" name="mdf_split_size">
                       <property name="suffix">
@@ -804,20 +773,20 @@
                       </property>
                       <layout class="QGridLayout" name="gridLayout_20">
                        <property name="leftMargin">
-  <number>1</number>
-</property>
+                        <number>1</number>
+                       </property>
                        <property name="topMargin">
-  <number>1</number>
-</property>
+                        <number>1</number>
+                       </property>
                        <property name="rightMargin">
-  <number>1</number>
-</property>
+                        <number>1</number>
+                       </property>
                        <property name="bottomMargin">
-  <number>1</number>
-</property>
+                        <number>1</number>
+                       </property>
                        <property name="spacing">
-  <number>1</number>
-</property>
+                        <number>1</number>
+                       </property>
                        <item row="1" column="0">
                         <widget class="QPushButton" name="scramble_btn">
                          <property name="text">
@@ -887,20 +856,20 @@
                   <widget class="QWidget" name="HDF5">
                    <layout class="QGridLayout" name="gridLayout_2">
                     <property name="leftMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="topMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="rightMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="bottomMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="spacing">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <item row="8" column="1">
                      <widget class="QComboBox" name="empty_channels"/>
                     </item>
@@ -988,20 +957,20 @@
                   <widget class="QWidget" name="MAT">
                    <layout class="QGridLayout" name="gridLayout_3">
                     <property name="leftMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="topMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="rightMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="bottomMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="spacing">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <item row="10" column="0">
                      <widget class="QLabel" name="label_19">
                       <property name="text">
@@ -1109,20 +1078,20 @@
                   <widget class="QWidget" name="CSV">
                    <layout class="QGridLayout" name="gridLayout">
                     <property name="leftMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="topMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="rightMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="bottomMargin">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <property name="spacing">
-  <number>1</number>
-</property>
+                     <number>1</number>
+                    </property>
                     <item row="7" column="1" colspan="2">
                      <widget class="QComboBox" name="empty_channels_csv"/>
                     </item>
@@ -1347,20 +1316,20 @@
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_8">
        <property name="spacing">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="leftMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="topMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="rightMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="bottomMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <item>
         <widget class="QScrollArea" name="scrollArea_2">
          <property name="widgetResizable">
@@ -1371,26 +1340,26 @@
            <rect>
             <x>0</x>
             <y>0</y>
-            <width>991</width>
-            <height>602</height>
+            <width>999</width>
+            <height>610</height>
            </rect>
           </property>
           <layout class="QGridLayout" name="gridLayout_7" columnstretch="0,0,0">
            <property name="leftMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="topMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="rightMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="bottomMargin">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <property name="spacing">
-  <number>1</number>
-</property>
+            <number>1</number>
+           </property>
            <item row="2" column="1">
             <widget class="QGroupBox" name="groupBox_3">
              <property name="title">
@@ -1398,20 +1367,20 @@
              </property>
              <layout class="QGridLayout" name="gridLayout_6" columnstretch="1,0,0">
               <property name="leftMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="topMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="rightMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="bottomMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="spacing">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <item row="1" column="0" colspan="3">
                <widget class="QCheckBox" name="time_from_zero_bus">
                 <property name="text">
@@ -1617,20 +1586,20 @@
              </property>
              <layout class="QGridLayout" name="gridLayout_5">
               <property name="leftMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="topMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="rightMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="bottomMargin">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <property name="spacing">
-  <number>1</number>
-</property>
+               <number>1</number>
+              </property>
               <item row="0" column="0">
                <widget class="QLabel" name="label__1">
                 <property name="text">
@@ -1711,20 +1680,20 @@
               </attribute>
               <layout class="QGridLayout" name="gridLayout_4">
                <property name="leftMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="topMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="rightMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="bottomMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="spacing">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <item row="0" column="0">
                 <widget class="QPushButton" name="load_can_database_btn">
                  <property name="text">
@@ -1760,20 +1729,20 @@
               </attribute>
               <layout class="QGridLayout" name="gridLayout_8">
                <property name="leftMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="topMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="rightMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="bottomMargin">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <property name="spacing">
-  <number>1</number>
-</property>
+                <number>1</number>
+               </property>
                <item row="0" column="0">
                 <widget class="QPushButton" name="load_lin_database_btn">
                  <property name="text">
@@ -1808,8 +1777,8 @@
            <item row="1" column="0" colspan="2">
             <layout class="QHBoxLayout" name="horizontalLayout_3" stretch="0,0,1">
              <property name="spacing">
-  <number>1</number>
-</property>
+              <number>1</number>
+             </property>
              <item>
               <widget class="QLabel" name="label_12">
                <property name="text">
@@ -1858,20 +1827,20 @@
       </attribute>
       <layout class="QGridLayout" name="gridLayout_9">
        <property name="leftMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="topMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="rightMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="bottomMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="spacing">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <item row="0" column="0">
         <widget class="QTreeWidget" name="info">
          <property name="uniformRowHeights">
@@ -1901,20 +1870,20 @@
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_10">
        <property name="spacing">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="leftMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="topMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="rightMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <property name="bottomMargin">
-  <number>1</number>
-</property>
+        <number>1</number>
+       </property>
        <item>
         <widget class="QListWidget" name="attachments"/>
        </item>
diff --git a/src/asammdf/gui/widgets/batch.py b/src/asammdf/gui/widgets/batch.py
index 3d37c78d7..295863bd5 100644
--- a/src/asammdf/gui/widgets/batch.py
+++ b/src/asammdf/gui/widgets/batch.py
@@ -1686,19 +1686,19 @@ def change_modify_output_folder(self, event=None):
 
     def output_format_changed(self, name):
         if name == "MDF":
-            self.output_options.setCurrentIndex(0)
+            self.output_options.setCurrentWidget(self.MDF_2)
         elif name == "MAT":
-            self.output_options.setCurrentIndex(2)
+            self.output_options.setCurrentWidget(self.MAT_2)
 
             self.export_compression_mat.clear()
             self.export_compression_mat.addItems(["enabled", "disabled"])
             self.export_compression_mat.setCurrentIndex(0)
         elif name == "CSV":
-            self.output_options.setCurrentIndex(3)
+            self.output_options.setCurrentWidget(self.CSV)
         elif name == "ASC":
-            self.output_options.setCurrentIndex(4)
+            self.output_options.setCurrentWidget(self.page)
         else:
-            self.output_options.setCurrentIndex(1)
+            self.output_options.setCurrentWidget(self.HDF5_2)
             if name == "Parquet":
                 self.export_compression.setEnabled(True)
                 self.export_compression.clear()
diff --git a/src/asammdf/gui/widgets/file.py b/src/asammdf/gui/widgets/file.py
index 4cd7f3ef7..b53d49b9f 100644
--- a/src/asammdf/gui/widgets/file.py
+++ b/src/asammdf/gui/widgets/file.py
@@ -748,20 +748,20 @@ def _update_channel_tree(self, index=None, widget=None, force=False):
 
     def output_format_changed(self, name):
         if name == "MDF":
-            self.output_options.setCurrentIndex(0)
+            self.output_options.setCurrentWidget(self.MDF)
         elif name == "MAT":
-            self.output_options.setCurrentIndex(2)
+            self.output_options.setCurrentWidget(self.MAT)
 
             self.export_compression_mat.clear()
             self.export_compression_mat.addItems(["enabled", "disabled"])
             self.export_compression_mat.setCurrentIndex(0)
         elif name == "CSV":
-            self.output_options.setCurrentIndex(3)
+            self.output_options.setCurrentWidget(self.CSV)
         elif name == "ASC":
-            self.output_options.setCurrentIndex(4)
+            self.output_options.setCurrentWidget(self.page)
 
         else:
-            self.output_options.setCurrentIndex(1)
+            self.output_options.setCurrentWidget(self.HDF5)
             if name == "Parquet":
                 self.export_compression.setEnabled(True)
                 self.export_compression.clear()