diff --git a/src/qml/ControlsBar.qml b/src/qml/ControlsBar.qml
index 498e431..612a45e 100644
--- a/src/qml/ControlsBar.qml
+++ b/src/qml/ControlsBar.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/Dialogs/PlaylistDialog.qml b/src/qml/Dialogs/PlaylistDialog.qml
index b1bb339..ddab905 100644
--- a/src/qml/Dialogs/PlaylistDialog.qml
+++ b/src/qml/Dialogs/PlaylistDialog.qml
@@ -1,7 +1,7 @@
 import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/Items/ThumbnailProcess.qml b/src/qml/Items/ThumbnailProcess.qml
index e0d4ba3..d268123 100644
--- a/src/qml/Items/ThumbnailProcess.qml
+++ b/src/qml/Items/ThumbnailProcess.qml
@@ -1,7 +1,7 @@
 import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/Items/TitleProcess.qml b/src/qml/Items/TitleProcess.qml
index aeae408..11bb9d3 100644
--- a/src/qml/Items/TitleProcess.qml
+++ b/src/qml/Items/TitleProcess.qml
@@ -1,7 +1,7 @@
 import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/MainMenu.qml b/src/qml/MainMenu.qml
index 65a0225..fb6e013 100644
--- a/src/qml/MainMenu.qml
+++ b/src/qml/MainMenu.qml
@@ -1,7 +1,7 @@
 import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/NiconicoButtonLayout.qml b/src/qml/NiconicoButtonLayout.qml
index 9e7724c..6055dfe 100644
--- a/src/qml/NiconicoButtonLayout.qml
+++ b/src/qml/NiconicoButtonLayout.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/RoosterTeethButtonLayout.qml b/src/qml/RoosterTeethButtonLayout.qml
index 44f9a53..cd0f87f 100644
--- a/src/qml/RoosterTeethButtonLayout.qml
+++ b/src/qml/RoosterTeethButtonLayout.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/BackwardButton.qml b/src/qml/UIComponents/BackwardButton.qml
index 6fefc0a..d1a1449 100644
--- a/src/qml/UIComponents/BackwardButton.qml
+++ b/src/qml/UIComponents/BackwardButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/ForwardButton.qml b/src/qml/UIComponents/ForwardButton.qml
index 7bd2bff..5fcbe19 100644
--- a/src/qml/UIComponents/ForwardButton.qml
+++ b/src/qml/UIComponents/ForwardButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/FullscreenButton.qml b/src/qml/UIComponents/FullscreenButton.qml
index 27e6fe3..6f1c3ed 100644
--- a/src/qml/UIComponents/FullscreenButton.qml
+++ b/src/qml/UIComponents/FullscreenButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/PlayPauseButton.qml b/src/qml/UIComponents/PlayPauseButton.qml
index fd6d372..8e1042d 100644
--- a/src/qml/UIComponents/PlayPauseButton.qml
+++ b/src/qml/UIComponents/PlayPauseButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/PlaylistNextButton.qml b/src/qml/UIComponents/PlaylistNextButton.qml
index ff0c63f..06dbff3 100644
--- a/src/qml/UIComponents/PlaylistNextButton.qml
+++ b/src/qml/UIComponents/PlaylistNextButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/PlaylistPrevButton.qml b/src/qml/UIComponents/PlaylistPrevButton.qml
index 33cf8d9..9d63220 100644
--- a/src/qml/UIComponents/PlaylistPrevButton.qml
+++ b/src/qml/UIComponents/PlaylistPrevButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/SettingsButton.qml b/src/qml/UIComponents/SettingsButton.qml
index 1611ec4..5997b9a 100644
--- a/src/qml/UIComponents/SettingsButton.qml
+++ b/src/qml/UIComponents/SettingsButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/SpeedText.qml b/src/qml/UIComponents/SpeedText.qml
index f589d2f..f5f0e67 100644
--- a/src/qml/UIComponents/SpeedText.qml
+++ b/src/qml/UIComponents/SpeedText.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/TimeLabel.qml b/src/qml/UIComponents/TimeLabel.qml
index e4bce6b..737a7be 100644
--- a/src/qml/UIComponents/TimeLabel.qml
+++ b/src/qml/UIComponents/TimeLabel.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/VerticalVolume.qml b/src/qml/UIComponents/VerticalVolume.qml
index 51905cf..bfa36b6 100644
--- a/src/qml/UIComponents/VerticalVolume.qml
+++ b/src/qml/UIComponents/VerticalVolume.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/VideoProgress.qml b/src/qml/UIComponents/VideoProgress.qml
index 3755742..17292d3 100644
--- a/src/qml/UIComponents/VideoProgress.qml
+++ b/src/qml/UIComponents/VideoProgress.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/VolumeButton.qml b/src/qml/UIComponents/VolumeButton.qml
index af634fc..97cd923 100644
--- a/src/qml/UIComponents/VolumeButton.qml
+++ b/src/qml/UIComponents/VolumeButton.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/UIComponents/VolumeSlider.qml b/src/qml/UIComponents/VolumeSlider.qml
index 7c74cc0..e212317 100644
--- a/src/qml/UIComponents/VolumeSlider.qml
+++ b/src/qml/UIComponents/VolumeSlider.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/YouTubeButtonLayout.qml b/src/qml/YouTubeButtonLayout.qml
index 5771719..f0e73ae 100644
--- a/src/qml/YouTubeButtonLayout.qml
+++ b/src/qml/YouTubeButtonLayout.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0
diff --git a/src/qml/main.qml b/src/qml/main.qml
index 2fabafc..6e59ac3 100644
--- a/src/qml/main.qml
+++ b/src/qml/main.qml
@@ -2,7 +2,7 @@ import QtQuick 2.0
 import QtQuick.Controls 2.3
 import QtQuick.Dialogs 1.3
 import QtQuick.Layouts 1.11
-import QtQuick.Window 2.11
+import QtQuick.Window 2.2
 import Qt.labs.settings 1.0
 import Qt.labs.platform 1.0 as LabsPlatform
 import player 1.0