diff --git a/QtScrcpy/dialog.cpp b/QtScrcpy/dialog.cpp
index 71a4a07..a4fb50a 100644
--- a/QtScrcpy/dialog.cpp
+++ b/QtScrcpy/dialog.cpp
@@ -621,6 +621,10 @@ void Dialog::on_useSingleModeCheck_clicked()
         ui->wirelessGroupBox->show();
         ui->usbGroupBox->show();
     }
+
+    QTimer::singleShot(0, this, [this](){
+        resize(width(), layout()->sizeHint().height());
+    });
 }
 
 void Dialog::on_serialBox_currentIndexChanged(const QString &arg1)
diff --git a/QtScrcpy/dialog.ui b/QtScrcpy/dialog.ui
index b098da0..89103c5 100644
--- a/QtScrcpy/dialog.ui
+++ b/QtScrcpy/dialog.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>500</width>
-    <height>745</height>
+    <height>769</height>
    </rect>
   </property>
   <property name="minimumSize">
@@ -72,10 +72,22 @@
       </item>
       <item>
        <widget class="QListWidget" name="connectedPhoneList">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="minimumSize">
+         <size>
+          <width>0</width>
+          <height>100</height>
+         </size>
+        </property>
         <property name="maximumSize">
          <size>
           <width>16777215</width>
-          <height>16777215</height>
+          <height>100</height>
          </size>
         </property>
        </widget>
@@ -751,10 +763,22 @@
    </item>
    <item>
     <widget class="QTextEdit" name="outEdit">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
      <property name="minimumSize">
       <size>
        <width>0</width>
-       <height>140</height>
+       <height>100</height>
+      </size>
+     </property>
+     <property name="maximumSize">
+      <size>
+       <width>16777215</width>
+       <height>100</height>
       </size>
      </property>
      <property name="focusPolicy">
@@ -768,6 +792,19 @@
      </property>
     </widget>
    </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
   </layout>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
diff --git a/QtScrcpy/main.cpp b/QtScrcpy/main.cpp
index 50178f0..def7be0 100644
--- a/QtScrcpy/main.cpp
+++ b/QtScrcpy/main.cpp
@@ -56,6 +56,10 @@ int main(int argc, char *argv[])
 
     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
+#if (QT_VERSION >= QT_VERSION_CHECK(5,14,0))
+    QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
+#endif
+
     QSurfaceFormat varFormat = QSurfaceFormat::defaultFormat();
     varFormat.setVersion(2, 0);
     varFormat.setProfile(QSurfaceFormat::NoProfile);