diff --git a/autotests/pagepool/tst_layers.qml b/autotests/pagepool/tst_layers.qml
index 3b97ee077c08263d45ae794878b95892626a37f0..fd602958c35943c143928a0bb0bd392e8b1af01e 100644
--- a/autotests/pagepool/tst_layers.qml
+++ b/autotests/pagepool/tst_layers.qml
@@ -57,6 +57,10 @@ TestCase {
         for (var spy of [stackSpy, layerSpy, checkSpy_A, checkSpy_B, checkSpy_C, checkSpy_D, checkSpy_E]) {
             spy.clear()
         }
+
+        // Give mainWindow a bit of room to breathe so it can process item
+        // deletion and other delayed signals.
+        wait(10)
     }
 
     ActionGroup {
diff --git a/src/controls/OverlayDrawer.qml b/src/controls/OverlayDrawer.qml
index df04e3816890a6779fe00239a4e42ab6405a28dd..2da4be85c54a933ff86403faa4452366f7abd71e 100644
--- a/src/controls/OverlayDrawer.qml
+++ b/src/controls/OverlayDrawer.qml
@@ -81,6 +81,8 @@ T.OverlayDrawer {
                 Theme.backgroundColor: handleGraphics.Theme.backgroundColor
                 Theme.textColor: handleGraphics.Theme.textColor
 
+                asynchronous: true
+
                 source: {
                     var edge = root.edge;
                     if (Qt.application.layoutDirection == Qt.RightToLeft) {
diff --git a/src/controls/Page.qml b/src/controls/Page.qml
index 105b5d828bf112d2216c154ca0ff9bea32e6f4bb..229b840adabac482e99994c865845eb706bc626d 100644
--- a/src/controls/Page.qml
+++ b/src/controls/Page.qml
@@ -382,6 +382,7 @@ QQC2.Page {
             property T2.StackView stack
 
             visible: active
+            asynchronous: true
             active: (root.titleDelegate !== defaultTitleDelegate || root.globalToolBarStyle === Kirigami.ApplicationHeaderStyle.ToolBar || root.globalToolBarStyle === Kirigami.ApplicationHeaderStyle.Titles)
             onActiveChanged: {
                 if (active) {
@@ -429,6 +430,8 @@ QQC2.Page {
             property Item page: root
             height: item ? item.implicitHeight : 0
 
+            asynchronous: true
+
             property bool pageComplete: false
 
             active: {
diff --git a/src/controls/PageRow.qml b/src/controls/PageRow.qml
index 9468a21a4b3bbad9ed34da882cbf15ea7dbd639d..3455bcbd7049ef0911a391284d7496d7e02a3bc2 100644
--- a/src/controls/PageRow.qml
+++ b/src/controls/PageRow.qml
@@ -765,6 +765,7 @@ T.Control {
         active: globalToolBar.actualStyle != ApplicationHeaderStyle.None || (firstVisibleItem && firstVisibleItem.globalToolBarStyle == ApplicationHeaderStyle.ToolBar)
         visible: active
         height: active ? implicitHeight : 0
+        asynchronous: true
         source: Qt.resolvedUrl("private/globaltoolbar/PageRowGlobalToolBarUI.qml");
     }
 
diff --git a/src/controls/private/globaltoolbar/PageRowGlobalToolBarUI.qml b/src/controls/private/globaltoolbar/PageRowGlobalToolBarUI.qml
index 3ddf19dbd256113099a9916f784453989b67658c..8dbe246586d5f482e8346d71110657e0c6087340 100644
--- a/src/controls/private/globaltoolbar/PageRowGlobalToolBarUI.qml
+++ b/src/controls/private/globaltoolbar/PageRowGlobalToolBarUI.qml
@@ -109,6 +109,8 @@ Kirigami.AbstractApplicationHeader {
             opacity: layerIsMainRow && active
             enabled: opacity > 0
 
+            asynchronous: true
+
             active: (globalToolBar.actualStyle == Kirigami.ApplicationHeaderStyle.TabBar || globalToolBar.actualStyle == Kirigami.ApplicationHeaderStyle.Breadcrumb) && currentItem && currentItem.globalToolBarStyle != Kirigami.ApplicationHeaderStyle.None
 
             //TODO: different implementation?
diff --git a/src/controls/private/globaltoolbar/TitlesPageHeader.qml b/src/controls/private/globaltoolbar/TitlesPageHeader.qml
index a7110266dc457ea8f7660c1a0b6f62a7c18775e6..d822676ebc81ffbf3fb4767bf1f0db5bef3ca647 100644
--- a/src/controls/private/globaltoolbar/TitlesPageHeader.qml
+++ b/src/controls/private/globaltoolbar/TitlesPageHeader.qml
@@ -26,6 +26,8 @@ AbstractPageHeader {
             ? (item.Layout.preferredHeight > 0 ? item.Layout.preferredHeight : item.implicitHeight)
             : 0)
 
+        asynchronous: true
+
         sourceComponent: page ? page.titleDelegate : null
     }
 }
diff --git a/src/controls/private/globaltoolbar/ToolBarPageHeader.qml b/src/controls/private/globaltoolbar/ToolBarPageHeader.qml
index 47e475b8626e7f01bf8120cd05088de265c2d308..41373348e60cc8c4c2d70378e9d4babb5d785551 100644
--- a/src/controls/private/globaltoolbar/ToolBarPageHeader.qml
+++ b/src/controls/private/globaltoolbar/ToolBarPageHeader.qml
@@ -41,6 +41,8 @@ AbstractPageHeader {
             Layout.preferredWidth: item ? item.Layout.preferredWidth : undefined
             Layout.maximumWidth: item ? item.Layout.maximumWidth : undefined
 
+            asynchronous: true
+
             sourceComponent: page ? page.titleDelegate : null
         }
 
diff --git a/src/controls/templates/ApplicationHeader.qml b/src/controls/templates/ApplicationHeader.qml
index 6935652e283e77d410ed8b32eb377319df518089..3aa54063380cc4b5df613a290244c0f64ea64a68 100644
--- a/src/controls/templates/ApplicationHeader.qml
+++ b/src/controls/templates/ApplicationHeader.qml
@@ -197,6 +197,7 @@ AbstractApplicationHeader {
     Repeater {
         model: pageRow.layers.depth -1
         delegate: Loader {
+            asynchronous: true
             sourceComponent: header.pageDelegate
             readonly property Page page: pageRow.layers.get(modelData+1)
             readonly property bool current: true;
diff --git a/src/controls/templates/SwipeListItem.qml b/src/controls/templates/SwipeListItem.qml
index e1a400c5f1f2359ada0752ed99686c7792083feb..9b0b0d1f972e1483cec1ba83a31680a148349e45 100644
--- a/src/controls/templates/SwipeListItem.qml
+++ b/src/controls/templates/SwipeListItem.qml
@@ -220,6 +220,7 @@ T2.SwipeDelegate {
         width: item ? item.implicitWidth : actionsLayout.implicitWidth
         active: !listItem.alwaysVisibleActions && Kirigami.Settings.tabletMode
         visible: listItem.actionsVisible && opacity > 0
+        asynchronous: true
         sourceComponent: handleComponent
         opacity: listItem.alwaysVisibleActions || Kirigami.Settings.tabletMode || listItem.hovered || !listItem.supportsMouseEvents ? 1 : 0
         Behavior on opacity {