diff --git a/application/pages/global/AccountListPage.ui b/application/pages/global/AccountListPage.ui
index 433c1f7f6..ba07445e2 100644
--- a/application/pages/global/AccountListPage.ui
+++ b/application/pages/global/AccountListPage.ui
@@ -10,9 +10,6 @@
     <height>600</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QHBoxLayout" name="horizontalLayout">
     <property name="leftMargin">
@@ -33,9 +30,6 @@
    </layout>
   </widget>
   <widget class="WideBar" name="toolBar">
-   <property name="windowTitle">
-    <string>toolBar</string>
-   </property>
    <attribute name="toolBarArea">
     <enum>RightToolBarArea</enum>
    </attribute>
diff --git a/application/pages/instance/ModFolderPage.ui b/application/pages/instance/ModFolderPage.ui
index 052df602f..954a01676 100644
--- a/application/pages/instance/ModFolderPage.ui
+++ b/application/pages/instance/ModFolderPage.ui
@@ -10,9 +10,6 @@
     <height>501</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QGridLayout" name="gridLayout">
     <property name="leftMargin">
diff --git a/application/pages/instance/ScreenshotsPage.ui b/application/pages/instance/ScreenshotsPage.ui
index d0f5ec232..f11f4cd4c 100644
--- a/application/pages/instance/ScreenshotsPage.ui
+++ b/application/pages/instance/ScreenshotsPage.ui
@@ -10,9 +10,6 @@
     <height>600</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QHBoxLayout" name="horizontalLayout">
     <property name="leftMargin">
diff --git a/application/pages/instance/ServersPage.ui b/application/pages/instance/ServersPage.ui
index 5fb181133..e9518e359 100644
--- a/application/pages/instance/ServersPage.ui
+++ b/application/pages/instance/ServersPage.ui
@@ -10,9 +10,6 @@
     <height>879</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QVBoxLayout" name="verticalLayout">
     <property name="leftMargin">
diff --git a/application/pages/instance/VersionPage.ui b/application/pages/instance/VersionPage.ui
index 5a54a466b..32111aa5c 100644
--- a/application/pages/instance/VersionPage.ui
+++ b/application/pages/instance/VersionPage.ui
@@ -10,9 +10,6 @@
     <height>1091</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QHBoxLayout" name="horizontalLayout">
     <property name="leftMargin">
diff --git a/application/pages/instance/WorldListPage.ui b/application/pages/instance/WorldListPage.ui
index 78452045e..ddb3dfa97 100644
--- a/application/pages/instance/WorldListPage.ui
+++ b/application/pages/instance/WorldListPage.ui
@@ -10,9 +10,6 @@
     <height>600</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QHBoxLayout" name="horizontalLayout">
     <property name="leftMargin">