diff --git a/src/OptimaLab35/ui/main_window.py b/src/OptimaLab35/ui/main_window.py
index 524d151..0db0bd8 100644
--- a/src/OptimaLab35/ui/main_window.py
+++ b/src/OptimaLab35/ui/main_window.py
@@ -27,10 +27,10 @@ class Ui_MainWindow(object):
     def setupUi(self, MainWindow):
         if not MainWindow.objectName():
             MainWindow.setObjectName(u"MainWindow")
-        MainWindow.setWindowModality(Qt.NonModal)
-        MainWindow.resize(440, 756)
+        MainWindow.setWindowModality(Qt.WindowModality.NonModal)
+        MainWindow.resize(450, 720)
         MainWindow.setMinimumSize(QSize(350, 677))
-        MainWindow.setMaximumSize(QSize(1000, 1000))
+        MainWindow.setMaximumSize(QSize(450, 1000))
         self.actionInfo = QAction(MainWindow)
         self.actionInfo.setObjectName(u"actionInfo")
         self.actionPreview = QAction(MainWindow)
@@ -45,7 +45,7 @@ class Ui_MainWindow(object):
         self.gridLayout.setObjectName(u"gridLayout")
         self.tabWidget = QTabWidget(self.centralwidget)
         self.tabWidget.setObjectName(u"tabWidget")
-        self.tabWidget.setMaximumSize(QSize(500, 16777215))
+        self.tabWidget.setMaximumSize(QSize(420, 16777215))
         self.tab_1 = QWidget()
         self.tab_1.setObjectName(u"tab_1")
         self.verticalLayout_10 = QVBoxLayout(self.tab_1)
@@ -115,7 +115,7 @@ class Ui_MainWindow(object):
         self.png_quality_Slider.setMaximum(9)
         self.png_quality_Slider.setPageStep(1)
         self.png_quality_Slider.setSliderPosition(6)
-        self.png_quality_Slider.setOrientation(Qt.Horizontal)
+        self.png_quality_Slider.setOrientation(Qt.Orientation.Horizontal)
 
         self.gridLayout_4.addWidget(self.png_quality_Slider, 4, 2, 1, 1)
 
@@ -146,7 +146,7 @@ class Ui_MainWindow(object):
         self.jpg_quality_Slider.setMinimum(1)
         self.jpg_quality_Slider.setMaximum(100)
         self.jpg_quality_Slider.setSliderPosition(90)
-        self.jpg_quality_Slider.setOrientation(Qt.Horizontal)
+        self.jpg_quality_Slider.setOrientation(Qt.Orientation.Horizontal)
 
         self.gridLayout_4.addWidget(self.jpg_quality_Slider, 3, 2, 1, 1)
 
@@ -160,7 +160,7 @@ class Ui_MainWindow(object):
         self.resize_Slider.setMinimum(1)
         self.resize_Slider.setMaximum(200)
         self.resize_Slider.setValue(100)
-        self.resize_Slider.setOrientation(Qt.Horizontal)
+        self.resize_Slider.setOrientation(Qt.Orientation.Horizontal)
 
         self.gridLayout_4.addWidget(self.resize_Slider, 5, 2, 1, 1)
 
@@ -192,7 +192,7 @@ class Ui_MainWindow(object):
         self.brightness_horizontalSlider.setObjectName(u"brightness_horizontalSlider")
         self.brightness_horizontalSlider.setMinimum(-100)
         self.brightness_horizontalSlider.setMaximum(100)
-        self.brightness_horizontalSlider.setOrientation(Qt.Horizontal)
+        self.brightness_horizontalSlider.setOrientation(Qt.Orientation.Horizontal)
 
         self.gridLayout_3.addWidget(self.brightness_horizontalSlider, 1, 1, 1, 1)
 
@@ -223,7 +223,7 @@ class Ui_MainWindow(object):
         self.contrast_horizontalSlider.setObjectName(u"contrast_horizontalSlider")
         self.contrast_horizontalSlider.setMinimum(-100)
         self.contrast_horizontalSlider.setMaximum(100)
-        self.contrast_horizontalSlider.setOrientation(Qt.Horizontal)
+        self.contrast_horizontalSlider.setOrientation(Qt.Orientation.Horizontal)
 
         self.gridLayout_3.addWidget(self.contrast_horizontalSlider, 4, 1, 1, 1)
 
@@ -243,6 +243,7 @@ class Ui_MainWindow(object):
         self.groupBox_3 = QGroupBox(self.tab_1)
         self.groupBox_3.setObjectName(u"groupBox_3")
         self.groupBox_3.setEnabled(True)
+        self.groupBox_3.setMaximumSize(QSize(400, 16777215))
         self.groupBox_3.setFlat(False)
         self.groupBox_3.setCheckable(False)
         self.groupBox_3.setChecked(False)
@@ -537,7 +538,7 @@ class Ui_MainWindow(object):
         self.dateEdit = QDateEdit(self.date_groupBox)
         self.dateEdit.setObjectName(u"dateEdit")
         self.dateEdit.setEnabled(False)
-        self.dateEdit.setDateTime(QDateTime(QDate(2025, 1, 1), QTime(0, 0, 0)))
+        self.dateEdit.setDateTime(QDateTime(QDate(2024, 12, 31), QTime(23, 0, 0)))
         self.dateEdit.setMaximumDate(QDate(2038, 12, 31))
         self.dateEdit.setMinimumDate(QDate(1970, 1, 1))
         self.dateEdit.setCalendarPopup(True)
@@ -557,7 +558,7 @@ class Ui_MainWindow(object):
         MainWindow.setStatusBar(self.statusBar)
         self.menuBar = QMenuBar(MainWindow)
         self.menuBar.setObjectName(u"menuBar")
-        self.menuBar.setGeometry(QRect(0, 0, 440, 27))
+        self.menuBar.setGeometry(QRect(0, 0, 450, 22))
         self.menuHelp = QMenu(self.menuBar)
         self.menuHelp.setObjectName(u"menuHelp")
         self.menuSettings = QMenu(self.menuBar)
diff --git a/src/OptimaLab35/ui/main_window.ui b/src/OptimaLab35/ui/main_window.ui
index 54f6e9f..4da4787 100644
--- a/src/OptimaLab35/ui/main_window.ui
+++ b/src/OptimaLab35/ui/main_window.ui
@@ -3,14 +3,14 @@
  <class>MainWindow</class>
  <widget class="QMainWindow" name="MainWindow">
   <property name="windowModality">
-   <enum>Qt::NonModal</enum>
+   <enum>Qt::WindowModality::NonModal</enum>
   </property>
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>440</width>
-    <height>756</height>
+    <width>450</width>
+    <height>720</height>
    </rect>
   </property>
   <property name="minimumSize">
@@ -21,7 +21,7 @@
   </property>
   <property name="maximumSize">
    <size>
-    <width>1000</width>
+    <width>450</width>
     <height>1000</height>
    </size>
   </property>
@@ -34,7 +34,7 @@
      <widget class="QTabWidget" name="tabWidget">
       <property name="maximumSize">
        <size>
-        <width>500</width>
+        <width>420</width>
         <height>16777215</height>
        </size>
       </property>
@@ -186,7 +186,7 @@
               <number>6</number>
              </property>
              <property name="orientation">
-              <enum>Qt::Horizontal</enum>
+              <enum>Qt::Orientation::Horizontal</enum>
              </property>
             </widget>
            </item>
@@ -247,7 +247,7 @@
               <number>90</number>
              </property>
              <property name="orientation">
-              <enum>Qt::Horizontal</enum>
+              <enum>Qt::Orientation::Horizontal</enum>
              </property>
             </widget>
            </item>
@@ -276,7 +276,7 @@
               <number>100</number>
              </property>
              <property name="orientation">
-              <enum>Qt::Horizontal</enum>
+              <enum>Qt::Orientation::Horizontal</enum>
              </property>
             </widget>
            </item>
@@ -336,7 +336,7 @@
               <number>100</number>
              </property>
              <property name="orientation">
-              <enum>Qt::Horizontal</enum>
+              <enum>Qt::Orientation::Horizontal</enum>
              </property>
             </widget>
            </item>
@@ -388,7 +388,7 @@
               <number>100</number>
              </property>
              <property name="orientation">
-              <enum>Qt::Horizontal</enum>
+              <enum>Qt::Orientation::Horizontal</enum>
              </property>
             </widget>
            </item>
@@ -420,6 +420,12 @@
           <property name="enabled">
            <bool>true</bool>
           </property>
+          <property name="maximumSize">
+           <size>
+            <width>400</width>
+            <height>16777215</height>
+           </size>
+          </property>
           <property name="title">
            <string>Watermarking</string>
           </property>
@@ -875,12 +881,12 @@
              </property>
              <property name="dateTime">
               <datetime>
-               <hour>0</hour>
+               <hour>23</hour>
                <minute>0</minute>
                <second>0</second>
-               <year>2025</year>
-               <month>1</month>
-               <day>1</day>
+               <year>2024</year>
+               <month>12</month>
+               <day>31</day>
               </datetime>
              </property>
              <property name="maximumDate">
@@ -917,8 +923,8 @@
     <rect>
      <x>0</x>
      <y>0</y>
-     <width>440</width>
-     <height>27</height>
+     <width>450</width>
+     <height>22</height>
     </rect>
    </property>
    <widget class="QMenu" name="menuHelp">
diff --git a/src/OptimaLab35/ui/preview_window.py b/src/OptimaLab35/ui/preview_window.py
index b210144..daa32c8 100644
--- a/src/OptimaLab35/ui/preview_window.py
+++ b/src/OptimaLab35/ui/preview_window.py
@@ -34,7 +34,7 @@ class Ui_Preview_Window(object):
         self.QLabel = QLabel(self.centralwidget)
         self.QLabel.setObjectName(u"QLabel")
         self.QLabel.setMinimumSize(QSize(628, 628))
-        self.QLabel.setFrameShape(QFrame.Box)
+        self.QLabel.setFrameShape(QFrame.Shape.Box)
         self.QLabel.setScaledContents(False)
 
         self.horizontalLayout.addWidget(self.QLabel)
@@ -42,7 +42,7 @@ class Ui_Preview_Window(object):
         self.widget = QWidget(self.centralwidget)
         self.widget.setObjectName(u"widget")
         self.widget.setMinimumSize(QSize(160, 628))
-        self.widget.setMaximumSize(QSize(150, 16777215))
+        self.widget.setMaximumSize(QSize(180, 16777215))
         self.verticalLayout_4 = QVBoxLayout(self.widget)
         self.verticalLayout_4.setObjectName(u"verticalLayout_4")
         self.groupBox_3 = QGroupBox(self.widget)
@@ -77,7 +77,7 @@ class Ui_Preview_Window(object):
         self.brightness_Slider.setObjectName(u"brightness_Slider")
         self.brightness_Slider.setMinimum(-100)
         self.brightness_Slider.setMaximum(100)
-        self.brightness_Slider.setOrientation(Qt.Horizontal)
+        self.brightness_Slider.setOrientation(Qt.Orientation.Horizontal)
 
         self.verticalLayout.addWidget(self.brightness_Slider)
 
@@ -104,7 +104,7 @@ class Ui_Preview_Window(object):
         self.contrast_Slider.setObjectName(u"contrast_Slider")
         self.contrast_Slider.setMinimum(-100)
         self.contrast_Slider.setMaximum(100)
-        self.contrast_Slider.setOrientation(Qt.Horizontal)
+        self.contrast_Slider.setOrientation(Qt.Orientation.Horizontal)
 
         self.verticalLayout_2.addWidget(self.contrast_Slider)
 
@@ -134,26 +134,37 @@ class Ui_Preview_Window(object):
 
         self.groupBox_4 = QGroupBox(self.widget)
         self.groupBox_4.setObjectName(u"groupBox_4")
+        self.groupBox_4.setMaximumSize(QSize(170, 16777215))
         self.gridLayout_2 = QGridLayout(self.groupBox_4)
         self.gridLayout_2.setObjectName(u"gridLayout_2")
+        self.checkBox = QCheckBox(self.groupBox_4)
+        self.checkBox.setObjectName(u"checkBox")
+        self.checkBox.setLayoutDirection(Qt.LayoutDirection.LeftToRight)
+        self.checkBox.setChecked(True)
+
+        self.gridLayout_2.addWidget(self.checkBox, 3, 0, 1, 2)
+
+        self.close_Button = QPushButton(self.groupBox_4)
+        self.close_Button.setObjectName(u"close_Button")
+
+        self.gridLayout_2.addWidget(self.close_Button, 4, 0, 1, 2)
+
         self.live_update = QCheckBox(self.groupBox_4)
         self.live_update.setObjectName(u"live_update")
+        font = QFont()
+        font.setPointSize(11)
+        self.live_update.setFont(font)
         self.live_update.setChecked(True)
 
         self.gridLayout_2.addWidget(self.live_update, 0, 0, 1, 1)
 
-        self.scale_label = QLabel(self.groupBox_4)
-        self.scale_label.setObjectName(u"scale_label")
-
-        self.gridLayout_2.addWidget(self.scale_label, 0, 1, 1, 1)
-
         self.scale_Slider = QSlider(self.groupBox_4)
         self.scale_Slider.setObjectName(u"scale_Slider")
         self.scale_Slider.setMinimum(10)
         self.scale_Slider.setMaximum(100)
         self.scale_Slider.setPageStep(10)
         self.scale_Slider.setValue(25)
-        self.scale_Slider.setOrientation(Qt.Horizontal)
+        self.scale_Slider.setOrientation(Qt.Orientation.Horizontal)
 
         self.gridLayout_2.addWidget(self.scale_Slider, 1, 0, 1, 2)
 
@@ -164,17 +175,13 @@ class Ui_Preview_Window(object):
 
         self.gridLayout_2.addWidget(self.update_Button, 2, 0, 1, 2)
 
-        self.checkBox = QCheckBox(self.groupBox_4)
-        self.checkBox.setObjectName(u"checkBox")
-        self.checkBox.setLayoutDirection(Qt.LeftToRight)
-        self.checkBox.setChecked(True)
+        self.scale_label = QLabel(self.groupBox_4)
+        self.scale_label.setObjectName(u"scale_label")
+        font1 = QFont()
+        font1.setPointSize(9)
+        self.scale_label.setFont(font1)
 
-        self.gridLayout_2.addWidget(self.checkBox, 3, 0, 1, 2)
-
-        self.close_Button = QPushButton(self.groupBox_4)
-        self.close_Button.setObjectName(u"close_Button")
-
-        self.gridLayout_2.addWidget(self.close_Button, 4, 0, 1, 2)
+        self.gridLayout_2.addWidget(self.scale_label, 0, 1, 1, 1)
 
 
         self.verticalLayout_4.addWidget(self.groupBox_4)
@@ -185,7 +192,7 @@ class Ui_Preview_Window(object):
         Preview_Window.setCentralWidget(self.centralwidget)
         self.menubar = QMenuBar(Preview_Window)
         self.menubar.setObjectName(u"menubar")
-        self.menubar.setGeometry(QRect(0, 0, 875, 22))
+        self.menubar.setGeometry(QRect(0, 0, 875, 26))
         Preview_Window.setMenuBar(self.menubar)
 
         self.retranslateUi(Preview_Window)
@@ -222,23 +229,8 @@ class Ui_Preview_Window(object):
 #if QT_CONFIG(tooltip)
         self.grayscale_checkBox.setToolTip(QCoreApplication.translate("Preview_Window", u"Convert the image to grayscale (black and white).", None))
 #endif // QT_CONFIG(tooltip)
-        self.grayscale_checkBox.setText(QCoreApplication.translate("Preview_Window", u"Black n White", None))
+        self.grayscale_checkBox.setText(QCoreApplication.translate("Preview_Window", u"Black and White", None))
         self.groupBox_4.setTitle(QCoreApplication.translate("Preview_Window", u"Behavior", None))
-#if QT_CONFIG(tooltip)
-        self.live_update.setToolTip(QCoreApplication.translate("Preview_Window", u"Live update applies changes instantly. If the app becomes unresponsive or lags, disable this option.", None))
-#endif // QT_CONFIG(tooltip)
-        self.live_update.setText(QCoreApplication.translate("Preview_Window", u"Live refresh", None))
-#if QT_CONFIG(tooltip)
-        self.scale_label.setToolTip(QCoreApplication.translate("Preview_Window", u"Sets the resize value for the preview image. A high value may cause the application to freeze.", None))
-#endif // QT_CONFIG(tooltip)
-        self.scale_label.setText(QCoreApplication.translate("Preview_Window", u"25", None))
-#if QT_CONFIG(tooltip)
-        self.scale_Slider.setToolTip(QCoreApplication.translate("Preview_Window", u"Sets the resize value for the preview image. A high value may cause the application to freeze.", None))
-#endif // QT_CONFIG(tooltip)
-#if QT_CONFIG(tooltip)
-        self.update_Button.setToolTip(QCoreApplication.translate("Preview_Window", u"Apply Changes to Preview", None))
-#endif // QT_CONFIG(tooltip)
-        self.update_Button.setText(QCoreApplication.translate("Preview_Window", u"Refresh image", None))
 #if QT_CONFIG(tooltip)
         self.checkBox.setToolTip(QCoreApplication.translate("Preview_Window", u"Enable to copy adjustments to the main window upon closing", None))
 #endif // QT_CONFIG(tooltip)
@@ -247,5 +239,20 @@ class Ui_Preview_Window(object):
         self.close_Button.setToolTip("")
 #endif // QT_CONFIG(tooltip)
         self.close_Button.setText(QCoreApplication.translate("Preview_Window", u"Close", None))
+#if QT_CONFIG(tooltip)
+        self.live_update.setToolTip(QCoreApplication.translate("Preview_Window", u"Live update applies changes instantly. If the app becomes unresponsive or lags, disable this option.", None))
+#endif // QT_CONFIG(tooltip)
+        self.live_update.setText(QCoreApplication.translate("Preview_Window", u"Live refresh", None))
+#if QT_CONFIG(tooltip)
+        self.scale_Slider.setToolTip(QCoreApplication.translate("Preview_Window", u"Sets the resize value for the preview image. A high value may cause the application to freeze.", None))
+#endif // QT_CONFIG(tooltip)
+#if QT_CONFIG(tooltip)
+        self.update_Button.setToolTip(QCoreApplication.translate("Preview_Window", u"Apply Changes to Preview", None))
+#endif // QT_CONFIG(tooltip)
+        self.update_Button.setText(QCoreApplication.translate("Preview_Window", u"Refresh image", None))
+#if QT_CONFIG(tooltip)
+        self.scale_label.setToolTip(QCoreApplication.translate("Preview_Window", u"Sets the resize value for the preview image. A high value may cause the application to freeze.", None))
+#endif // QT_CONFIG(tooltip)
+        self.scale_label.setText(QCoreApplication.translate("Preview_Window", u"25", None))
     # retranslateUi
 
diff --git a/src/OptimaLab35/ui/preview_window.ui b/src/OptimaLab35/ui/preview_window.ui
index 3408bd7..38a1cc0 100644
--- a/src/OptimaLab35/ui/preview_window.ui
+++ b/src/OptimaLab35/ui/preview_window.ui
@@ -30,7 +30,7 @@
        </size>
       </property>
       <property name="frameShape">
-       <enum>QFrame::Box</enum>
+       <enum>QFrame::Shape::Box</enum>
       </property>
       <property name="text">
        <string/>
@@ -50,7 +50,7 @@
       </property>
       <property name="maximumSize">
        <size>
-        <width>150</width>
+        <width>180</width>
         <height>16777215</height>
        </size>
       </property>
@@ -106,7 +106,7 @@
              <number>100</number>
             </property>
             <property name="orientation">
-             <enum>Qt::Horizontal</enum>
+             <enum>Qt::Orientation::Horizontal</enum>
             </property>
            </widget>
           </item>
@@ -148,7 +148,7 @@
              <number>100</number>
             </property>
             <property name="orientation">
-             <enum>Qt::Horizontal</enum>
+             <enum>Qt::Orientation::Horizontal</enum>
             </property>
            </widget>
           </item>
@@ -177,7 +177,7 @@
              <string>Convert the image to grayscale (black and white).</string>
             </property>
             <property name="text">
-             <string>Black n White</string>
+             <string>Black and White</string>
             </property>
            </widget>
           </item>
@@ -187,7 +187,7 @@
        <item>
         <spacer name="verticalSpacer">
          <property name="orientation">
-          <enum>Qt::Vertical</enum>
+          <enum>Qt::Orientation::Vertical</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
@@ -199,12 +199,49 @@
        </item>
        <item>
         <widget class="QGroupBox" name="groupBox_4">
+         <property name="maximumSize">
+          <size>
+           <width>170</width>
+           <height>16777215</height>
+          </size>
+         </property>
          <property name="title">
           <string>Behavior</string>
          </property>
          <layout class="QGridLayout" name="gridLayout_2">
+          <item row="3" column="0" colspan="2">
+           <widget class="QCheckBox" name="checkBox">
+            <property name="toolTip">
+             <string>Enable to copy adjustments to the main window upon closing</string>
+            </property>
+            <property name="layoutDirection">
+             <enum>Qt::LayoutDirection::LeftToRight</enum>
+            </property>
+            <property name="text">
+             <string>Copy Values</string>
+            </property>
+            <property name="checked">
+             <bool>true</bool>
+            </property>
+           </widget>
+          </item>
+          <item row="4" column="0" colspan="2">
+           <widget class="QPushButton" name="close_Button">
+            <property name="toolTip">
+             <string/>
+            </property>
+            <property name="text">
+             <string>Close</string>
+            </property>
+           </widget>
+          </item>
           <item row="0" column="0">
            <widget class="QCheckBox" name="live_update">
+            <property name="font">
+             <font>
+              <pointsize>11</pointsize>
+             </font>
+            </property>
             <property name="toolTip">
              <string>Live update applies changes instantly. If the app becomes unresponsive or lags, disable this option.</string>
             </property>
@@ -216,16 +253,6 @@
             </property>
            </widget>
           </item>
-          <item row="0" column="1">
-           <widget class="QLabel" name="scale_label">
-            <property name="toolTip">
-             <string>Sets the resize value for the preview image. A high value may cause the application to freeze.</string>
-            </property>
-            <property name="text">
-             <string>25</string>
-            </property>
-           </widget>
-          </item>
           <item row="1" column="0" colspan="2">
            <widget class="QSlider" name="scale_Slider">
             <property name="toolTip">
@@ -244,7 +271,7 @@
              <number>25</number>
             </property>
             <property name="orientation">
-             <enum>Qt::Horizontal</enum>
+             <enum>Qt::Orientation::Horizontal</enum>
             </property>
            </widget>
           </item>
@@ -264,29 +291,18 @@
             </property>
            </widget>
           </item>
-          <item row="3" column="0" colspan="2">
-           <widget class="QCheckBox" name="checkBox">
-            <property name="toolTip">
-             <string>Enable to copy adjustments to the main window upon closing</string>
+          <item row="0" column="1">
+           <widget class="QLabel" name="scale_label">
+            <property name="font">
+             <font>
+              <pointsize>9</pointsize>
+             </font>
             </property>
-            <property name="layoutDirection">
-             <enum>Qt::LeftToRight</enum>
+            <property name="toolTip">
+             <string>Sets the resize value for the preview image. A high value may cause the application to freeze.</string>
             </property>
             <property name="text">
-             <string>Copy Values</string>
-            </property>
-            <property name="checked">
-             <bool>true</bool>
-            </property>
-           </widget>
-          </item>
-          <item row="4" column="0" colspan="2">
-           <widget class="QPushButton" name="close_Button">
-            <property name="toolTip">
-             <string/>
-            </property>
-            <property name="text">
-             <string>Close</string>
+             <string>25</string>
             </property>
            </widget>
           </item>
@@ -304,7 +320,7 @@
      <x>0</x>
      <y>0</y>
      <width>875</width>
-     <height>22</height>
+     <height>26</height>
     </rect>
    </property>
   </widget>
diff --git a/src/OptimaLab35/ui/settings_window.py b/src/OptimaLab35/ui/settings_window.py
index 8de257b..1841a94 100644
--- a/src/OptimaLab35/ui/settings_window.py
+++ b/src/OptimaLab35/ui/settings_window.py
@@ -27,13 +27,15 @@ class Ui_Settings_Window(object):
         Settings_Window.setEnabled(True)
         Settings_Window.resize(400, 325)
         Settings_Window.setMinimumSize(QSize(400, 300))
-        Settings_Window.setMaximumSize(QSize(500, 500))
+        Settings_Window.setMaximumSize(QSize(450, 350))
         self.centralwidget = QWidget(Settings_Window)
         self.centralwidget.setObjectName(u"centralwidget")
+        self.centralwidget.setMaximumSize(QSize(500, 500))
         self.verticalLayout = QVBoxLayout(self.centralwidget)
         self.verticalLayout.setObjectName(u"verticalLayout")
         self.tabWidget = QTabWidget(self.centralwidget)
         self.tabWidget.setObjectName(u"tabWidget")
+        self.tabWidget.setMaximumSize(QSize(500, 500))
         self.tabWidgetPage1 = QWidget()
         self.tabWidgetPage1.setObjectName(u"tabWidgetPage1")
         self.verticalLayout_2 = QVBoxLayout(self.tabWidgetPage1)
@@ -117,13 +119,13 @@ class Ui_Settings_Window(object):
         self.gridLayout.setObjectName(u"gridLayout")
         self.label_optima35_latestversion = QLabel(self.pkg_info_groupBox)
         self.label_optima35_latestversion.setObjectName(u"label_optima35_latestversion")
-        self.label_optima35_latestversion.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
+        self.label_optima35_latestversion.setAlignment(Qt.AlignmentFlag.AlignRight|Qt.AlignmentFlag.AlignTrailing|Qt.AlignmentFlag.AlignVCenter)
 
         self.gridLayout.addWidget(self.label_optima35_latestversion, 2, 2, 1, 1)
 
         self.label_latest_version = QLabel(self.pkg_info_groupBox)
         self.label_latest_version.setObjectName(u"label_latest_version")
-        self.label_latest_version.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
+        self.label_latest_version.setAlignment(Qt.AlignmentFlag.AlignRight|Qt.AlignmentFlag.AlignTrailing|Qt.AlignmentFlag.AlignVCenter)
 
         self.gridLayout.addWidget(self.label_latest_version, 0, 2, 1, 1)
 
@@ -134,7 +136,7 @@ class Ui_Settings_Window(object):
 
         self.label_optimalab35_latestversion = QLabel(self.pkg_info_groupBox)
         self.label_optimalab35_latestversion.setObjectName(u"label_optimalab35_latestversion")
-        self.label_optimalab35_latestversion.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
+        self.label_optimalab35_latestversion.setAlignment(Qt.AlignmentFlag.AlignRight|Qt.AlignmentFlag.AlignTrailing|Qt.AlignmentFlag.AlignVCenter)
 
         self.gridLayout.addWidget(self.label_optimalab35_latestversion, 1, 2, 1, 1)
 
@@ -145,13 +147,13 @@ class Ui_Settings_Window(object):
 
         self.label_optimalab35_localversion = QLabel(self.pkg_info_groupBox)
         self.label_optimalab35_localversion.setObjectName(u"label_optimalab35_localversion")
-        self.label_optimalab35_localversion.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
+        self.label_optimalab35_localversion.setAlignment(Qt.AlignmentFlag.AlignRight|Qt.AlignmentFlag.AlignTrailing|Qt.AlignmentFlag.AlignVCenter)
 
         self.gridLayout.addWidget(self.label_optimalab35_localversion, 1, 1, 1, 1)
 
         self.label_6 = QLabel(self.pkg_info_groupBox)
         self.label_6.setObjectName(u"label_6")
-        self.label_6.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
+        self.label_6.setAlignment(Qt.AlignmentFlag.AlignRight|Qt.AlignmentFlag.AlignTrailing|Qt.AlignmentFlag.AlignVCenter)
 
         self.gridLayout.addWidget(self.label_6, 0, 1, 1, 1)
 
@@ -162,7 +164,7 @@ class Ui_Settings_Window(object):
 
         self.label_optima35_localversion = QLabel(self.pkg_info_groupBox)
         self.label_optima35_localversion.setObjectName(u"label_optima35_localversion")
-        self.label_optima35_localversion.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
+        self.label_optima35_localversion.setAlignment(Qt.AlignmentFlag.AlignRight|Qt.AlignmentFlag.AlignTrailing|Qt.AlignmentFlag.AlignVCenter)
 
         self.gridLayout.addWidget(self.label_optima35_localversion, 2, 1, 1, 1)
 
@@ -197,7 +199,7 @@ class Ui_Settings_Window(object):
 
         self.label_last_check = QLabel(self.tabWidgetPage2)
         self.label_last_check.setObjectName(u"label_last_check")
-        self.label_last_check.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
+        self.label_last_check.setAlignment(Qt.AlignmentFlag.AlignRight|Qt.AlignmentFlag.AlignTrailing|Qt.AlignmentFlag.AlignVCenter)
 
         self.gridLayout_2.addWidget(self.label_last_check, 3, 1, 2, 1)
 
diff --git a/src/OptimaLab35/ui/settings_window.ui b/src/OptimaLab35/ui/settings_window.ui
index c871303..d6b92d6 100644
--- a/src/OptimaLab35/ui/settings_window.ui
+++ b/src/OptimaLab35/ui/settings_window.ui
@@ -21,17 +21,29 @@
   </property>
   <property name="maximumSize">
    <size>
-    <width>500</width>
-    <height>500</height>
+    <width>450</width>
+    <height>350</height>
    </size>
   </property>
   <property name="windowTitle">
    <string>Settings</string>
   </property>
   <widget class="QWidget" name="centralwidget">
+   <property name="maximumSize">
+    <size>
+     <width>500</width>
+     <height>500</height>
+    </size>
+   </property>
    <layout class="QVBoxLayout" name="verticalLayout">
     <item>
      <widget class="QTabWidget" name="tabWidget">
+      <property name="maximumSize">
+       <size>
+        <width>500</width>
+        <height>500</height>
+       </size>
+      </property>
       <property name="currentIndex">
        <number>0</number>
       </property>
@@ -154,7 +166,7 @@
            <item row="1" column="1">
             <spacer name="horizontalSpacer_2">
              <property name="orientation">
-              <enum>Qt::Horizontal</enum>
+              <enum>Qt::Orientation::Horizontal</enum>
              </property>
              <property name="sizeHint" stdset="0">
               <size>
@@ -200,7 +212,7 @@
               <string>unknown</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -210,7 +222,7 @@
               <string>Latest version</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -227,7 +239,7 @@
               <string>unknown</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -244,7 +256,7 @@
               <string>0.0.0</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -254,7 +266,7 @@
               <string>Local Version</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -271,7 +283,7 @@
               <string>0.0.0</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -307,7 +319,7 @@
         <item row="2" column="0">
          <spacer name="verticalSpacer">
           <property name="orientation">
-           <enum>Qt::Vertical</enum>
+           <enum>Qt::Orientation::Vertical</enum>
           </property>
           <property name="sizeHint" stdset="0">
            <size>
@@ -330,7 +342,7 @@
            <string>TextLabel</string>
           </property>
           <property name="alignment">
-           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+           <set>Qt::AlignmentFlag::AlignRight|Qt::AlignmentFlag::AlignTrailing|Qt::AlignmentFlag::AlignVCenter</set>
           </property>
          </widget>
         </item>