diff --git a//src/imports/platform/widgets/qwidgetplatformmenu.cpp b/src/imports/platform/widgets/qwidgetplatformmenu.cpp
index e5fe734f7..e36922775 100644
--- a//src/imports/platform/widgets/qwidgetplatformmenu.cpp
+++ b/src/imports/platform/widgets/qwidgetplatformmenu.cpp
@@ -38,6 +38,7 @@
 #include "qwidgetplatformmenuitem_p.h"
 
 #include <QtGui/qwindow.h>
+#include <QtGui/private/qhighdpiscaling_p.h>
 #include <QtWidgets/qmenu.h>
 #include <QtWidgets/qaction.h>
 
@@ -145,7 +146,7 @@ void QWidgetPlatformMenu::showPopup(const QWindow *window, const QRect &targetRe
 
     QPoint targetPos = targetRect.bottomLeft();
     if (window)
-        targetPos = window->mapToGlobal(targetPos);
+        targetPos = window->mapToGlobal(QHighDpi::fromNativeLocalPosition(targetPos, window));
 
     const QWidgetPlatformMenuItem *widgetItem = qobject_cast<const QWidgetPlatformMenuItem *>(item);
     m_menu->popup(targetPos, widgetItem ? widgetItem->action() : nullptr);
diff --git a//src/quicktemplates2/qquickabstractbutton.cpp b/src/quicktemplates2/qquickabstractbutton.cpp
index 20cf59c1a..43af47a94 100644
--- a//src/quicktemplates2/qquickabstractbutton.cpp
+++ b/src/quicktemplates2/qquickabstractbutton.cpp
@@ -1201,6 +1201,12 @@ QAccessible::Role QQuickAbstractButton::accessibleRole() const
     }
     return QAccessible::Button;
 }
+
+void QQuickAbstractButton::accessiblePressAction()
+{
+    Q_D(QQuickAbstractButton);
+    d->trigger();
+}
 #endif
 
 QT_END_NAMESPACE
diff --git a//src/quicktemplates2/qquickabstractbutton_p.h b/src/quicktemplates2/qquickabstractbutton_p.h
index 0fa48980e..ab66220d0 100644
--- a//src/quicktemplates2/qquickabstractbutton_p.h
+++ b/src/quicktemplates2/qquickabstractbutton_p.h
@@ -209,6 +209,7 @@ protected:
 #if QT_CONFIG(accessibility)
     void accessibilityActiveChanged(bool active) override;
     QAccessible::Role accessibleRole() const override;
+    Q_INVOKABLE void accessiblePressAction();
 #endif
 
 private:
diff --git a//src/quicktemplates2/qquickcontainer.cpp b/src/quicktemplates2/qquickcontainer.cpp
index f38c2b09c..6eed2a024 100644
--- a//src/quicktemplates2/qquickcontainer.cpp
+++ b/src/quicktemplates2/qquickcontainer.cpp
@@ -225,6 +225,7 @@ void QQuickContainerPrivate::cleanup()
     QObject::disconnect(contentModel, &QQmlObjectModel::countChanged, q, &QQuickContainer::countChanged);
     QObject::disconnect(contentModel, &QQmlObjectModel::childrenChanged, q, &QQuickContainer::contentChildrenChanged);
     delete contentModel;
+    contentModel = nullptr;
 }
 
 QQuickItem *QQuickContainerPrivate::itemAt(int index) const
@@ -436,7 +437,7 @@ void QQuickContainerPrivate::contentChildren_clear(QQmlListProperty<QQuickItem>
 void QQuickContainerPrivate::updateContentWidth()
 {
     Q_Q(QQuickContainer);
-    if (hasContentWidth || qFuzzyCompare(contentWidth, implicitContentWidth))
+    if (hasContentWidth || qFuzzyCompare(contentWidth, implicitContentWidth) || !contentModel)
         return;
 
     contentWidth = implicitContentWidth;
@@ -446,7 +447,7 @@ void QQuickContainerPrivate::updateContentWidth()
 void QQuickContainerPrivate::updateContentHeight()
 {
     Q_Q(QQuickContainer);
-    if (hasContentHeight || qFuzzyCompare(contentHeight, implicitContentHeight))
+    if (hasContentHeight || qFuzzyCompare(contentHeight, implicitContentHeight) || !contentModel)
         return;
 
     contentHeight = implicitContentHeight;
diff --git a//src/quicktemplates2/qquickcontrol.cpp b/src/quicktemplates2/qquickcontrol.cpp
index a719efd34..768691dac 100644
--- a//src/quicktemplates2/qquickcontrol.cpp
+++ b/src/quicktemplates2/qquickcontrol.cpp
@@ -2334,12 +2334,13 @@ QAccessible::Role QQuickControl::accessibleRole() const
 
 void QQuickControl::accessibilityActiveChanged(bool active)
 {
+    Q_D(QQuickControl);
     if (!active)
         return;
 
     QQuickAccessibleAttached *accessibleAttached = qobject_cast<QQuickAccessibleAttached *>(qmlAttachedPropertiesObject<QQuickAccessibleAttached>(this, true));
     Q_ASSERT(accessibleAttached);
-    accessibleAttached->setRole(accessibleRole());
+    accessibleAttached->setRole(d->effectiveAccessibleRole());
 }
 #endif
 
diff --git a//src/quicktemplates2/qquickdialogbuttonbox.cpp b/src/quicktemplates2/qquickdialogbuttonbox.cpp
index e6db14eb5..6197d1547 100644
--- a//src/quicktemplates2/qquickdialogbuttonbox.cpp
+++ b/src/quicktemplates2/qquickdialogbuttonbox.cpp
@@ -237,7 +237,7 @@ static QRectF alignedRect(Qt::LayoutDirection direction, Qt::Alignment alignment
 void QQuickDialogButtonBoxPrivate::resizeContent()
 {
     Q_Q(QQuickDialogButtonBox);
-    if (!contentItem)
+    if (!contentItem || !contentModel)
         return;
 
     QRectF geometry = q->boundingRect().adjusted(q->leftPadding(), q->topPadding(), -q->rightPadding(), -q->bottomPadding());
@@ -322,6 +322,9 @@ void QQuickDialogButtonBoxPrivate::updateLayout()
 qreal QQuickDialogButtonBoxPrivate::getContentWidth() const
 {
     Q_Q(const QQuickDialogButtonBox);
+    if (!contentModel)
+        return 0;
+
     const int count = contentModel->count();
     const qreal totalSpacing = qMax(0, count - 1) * spacing;
     qreal totalWidth = totalSpacing;
@@ -341,6 +344,9 @@ qreal QQuickDialogButtonBoxPrivate::getContentWidth() const
 qreal QQuickDialogButtonBoxPrivate::getContentHeight() const
 {
     Q_Q(const QQuickDialogButtonBox);
+    if (!contentModel)
+        return 0;
+
     const int count = contentModel->count();
     qreal maxHeight = 0;
     for (int i = 0; i < count; ++i) {
diff --git a//src/quicktemplates2/qquicklabel.cpp b/src/quicktemplates2/qquicklabel.cpp
index 71b60a2bc..2bc621674 100644
--- a//src/quicktemplates2/qquicklabel.cpp
+++ b/src/quicktemplates2/qquicklabel.cpp
@@ -263,7 +263,7 @@ void QQuickLabelPrivate::accessibilityActiveChanged(bool active)
     Q_Q(QQuickLabel);
     QQuickAccessibleAttached *accessibleAttached = qobject_cast<QQuickAccessibleAttached *>(qmlAttachedPropertiesObject<QQuickAccessibleAttached>(q, true));
     Q_ASSERT(accessibleAttached);
-    accessibleAttached->setRole(accessibleRole());
+    accessibleAttached->setRole(effectiveAccessibleRole());
     maybeSetAccessibleName(text);
 }
 
diff --git a//src/quicktemplates2/qquickoverlay.cpp b/src/quicktemplates2/qquickoverlay.cpp
index 91bd59184..0ce518f84 100644
--- a//src/quicktemplates2/qquickoverlay.cpp
+++ b/src/quicktemplates2/qquickoverlay.cpp
@@ -399,8 +399,11 @@ void QQuickOverlay::itemChange(ItemChange change, const ItemChangeData &data)
     Q_D(QQuickOverlay);
     QQuickItem::itemChange(change, data);
 
-    if (change == ItemChildAddedChange || change == ItemChildRemovedChange)
+    if (change == ItemChildAddedChange || change == ItemChildRemovedChange) {
         setVisible(!d->allDrawers.isEmpty() || !childItems().isEmpty());
+        if (data.item->parent() == d->mouseGrabberPopup)
+            d->setMouseGrabberPopup(nullptr);
+    }
 }
 
 void QQuickOverlay::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
diff --git a//src/quicktemplates2/qquickpopup.cpp b/src/quicktemplates2/qquickpopup.cpp
index 7df80a047..bfaa84e30 100644
--- a//src/quicktemplates2/qquickpopup.cpp
+++ b/src/quicktemplates2/qquickpopup.cpp
@@ -46,6 +46,7 @@
 
 #include <QtQml/qqmlinfo.h>
 #include <QtQuick/qquickitem.h>
+#include <QtQuick/private/qquickaccessibleattached_p.h>
 #include <QtQuick/private/qquicktransition_p.h>
 #include <QtQuick/private/qquickitem_p.h>
 
@@ -2720,6 +2721,19 @@ QPalette QQuickPopup::defaultPalette() const
 }
 
 #if QT_CONFIG(accessibility)
+QAccessible::Role QQuickPopup::effectiveAccessibleRole() const
+{
+    auto *attached = qmlAttachedPropertiesObject<QQuickAccessibleAttached>(this, false);
+
+    auto role = QAccessible::NoRole;
+    if (auto *accessibleAttached = qobject_cast<QQuickAccessibleAttached *>(attached))
+        role = accessibleAttached->role();
+    if (role == QAccessible::NoRole)
+        role = accessibleRole();
+
+    return role;
+}
+
 QAccessible::Role QQuickPopup::accessibleRole() const
 {
     return QAccessible::Dialog;
diff --git a//src/quicktemplates2/qquickpopup_p.h b/src/quicktemplates2/qquickpopup_p.h
index dc3ebf6f8..a3773be3e 100644
--- a//src/quicktemplates2/qquickpopup_p.h
+++ b/src/quicktemplates2/qquickpopup_p.h
@@ -454,7 +454,10 @@ protected:
     virtual QPalette defaultPalette() const;
 
 #if QT_CONFIG(accessibility)
+    QAccessible::Role effectiveAccessibleRole() const;
+private:
     virtual QAccessible::Role accessibleRole() const;
+protected:
     virtual void accessibilityActiveChanged(bool active);
 #endif
 
diff --git a//src/quicktemplates2/qquickpopupitem.cpp b/src/quicktemplates2/qquickpopupitem.cpp
index 0069b9fc1..143c37fc3 100644
--- a//src/quicktemplates2/qquickpopupitem.cpp
+++ b/src/quicktemplates2/qquickpopupitem.cpp
@@ -404,7 +404,7 @@ QPalette QQuickPopupItem::defaultPalette() const
 QAccessible::Role QQuickPopupItem::accessibleRole() const
 {
     Q_D(const QQuickPopupItem);
-    return d->popup->accessibleRole();
+    return d->popup->effectiveAccessibleRole();
 }
 
 void QQuickPopupItem::accessibilityActiveChanged(bool active)
diff --git a//src/quicktemplates2/qquicktextarea.cpp b/src/quicktemplates2/qquicktextarea.cpp
index 64fc631dd..fba3f6b70 100644
--- a//src/quicktemplates2/qquicktextarea.cpp
+++ b/src/quicktemplates2/qquicktextarea.cpp
@@ -512,7 +512,7 @@ void QQuickTextAreaPrivate::accessibilityActiveChanged(bool active)
     Q_Q(QQuickTextArea);
     QQuickAccessibleAttached *accessibleAttached = qobject_cast<QQuickAccessibleAttached *>(qmlAttachedPropertiesObject<QQuickAccessibleAttached>(q, true));
     Q_ASSERT(accessibleAttached);
-    accessibleAttached->setRole(accessibleRole());
+    accessibleAttached->setRole(effectiveAccessibleRole());
     accessibleAttached->set_readOnly(q->isReadOnly());
     accessibleAttached->setDescription(placeholder);
 }
diff --git a//src/quicktemplates2/qquicktextfield.cpp b/src/quicktemplates2/qquicktextfield.cpp
index 8fa04bd3a..e83346cbd 100644
--- a//src/quicktemplates2/qquicktextfield.cpp
+++ b/src/quicktemplates2/qquicktextfield.cpp
@@ -359,7 +359,7 @@ void QQuickTextFieldPrivate::accessibilityActiveChanged(bool active)
     Q_Q(QQuickTextField);
     QQuickAccessibleAttached *accessibleAttached = qobject_cast<QQuickAccessibleAttached *>(qmlAttachedPropertiesObject<QQuickAccessibleAttached>(q, true));
     Q_ASSERT(accessibleAttached);
-    accessibleAttached->setRole(accessibleRole());
+    accessibleAttached->setRole(effectiveAccessibleRole());
     accessibleAttached->set_readOnly(m_readOnly);
     accessibleAttached->set_passwordEdit((m_echoMode == QQuickTextField::Password || m_echoMode == QQuickTextField::PasswordEchoOnEdit) ? true : false);
     accessibleAttached->setDescription(placeholder);
diff --git a//tests/auto/qquickpopup/data/releaseAfterExitTransition.qml b/tests/auto/qquickpopup/data/releaseAfterExitTransition.qml
new file mode 100644
index 000000000..9e4598b9f
--- /dev/null
+++ b/tests/auto/qquickpopup/data/releaseAfterExitTransition.qml
@@ -0,0 +1,78 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.15
+import QtQuick.Controls 2.15
+
+ApplicationWindow {
+    id: window
+    width: 400
+    height: 400
+    title: "releaseAfterExitTransition"
+
+    property alias popup: popup
+    property alias modalPopup: modalPopup
+
+    Popup {
+        id: popup
+        y: parent.height - height
+        width: 50
+        height: 50
+    }
+
+    Popup {
+        id: modalPopup
+        modal: true
+        y: parent.height - height
+        width: 50
+        height: 50
+        exit:  Transition { PauseAnimation { duration: 100 } }
+    }
+}
diff --git a//tests/auto/qquickpopup/tst_qquickpopup.cpp b/tests/auto/qquickpopup/tst_qquickpopup.cpp
index 54952d128..3d50e2dd4 100644
--- a//tests/auto/qquickpopup/tst_qquickpopup.cpp
+++ b/tests/auto/qquickpopup/tst_qquickpopup.cpp
@@ -100,6 +100,7 @@ private slots:
     void invisibleToolTipOpen();
     void centerInOverlayWithinStackViewItem();
     void destroyDuringExitTransition();
+    void releaseAfterExitTransition();
 };
 
 void tst_QQuickPopup::initTestCase()
@@ -1575,6 +1576,34 @@ void tst_QQuickPopup::destroyDuringExitTransition()
     QVERIFY(!button->isDown());
 }
 
+void tst_QQuickPopup::releaseAfterExitTransition()
+{
+    QQuickApplicationHelper helper(this, "releaseAfterExitTransition.qml");
+    QVERIFY2(helper.ready, helper.failureMessage());
+
+    QQuickWindow *window = helper.window;
+    window->show();
+    QVERIFY(QTest::qWaitForWindowActive(window));
+
+    QQuickOverlay *overlay = QQuickOverlay::overlay(window);
+    QQuickPopup *modalPopup = window->property("modalPopup").value<QQuickPopup *>();
+    QQuickPopup *popup = window->property("popup").value<QQuickPopup *>();
+
+    modalPopup->open();
+    QTRY_VERIFY(modalPopup->isOpened());
+
+    QTest::mousePress(window, Qt::LeftButton, Qt::NoModifier, QPoint(1, 1));
+    // wait until the transition is finished and the overlay hides itself
+    QTRY_VERIFY(!overlay->isVisible());
+    QTest::mouseRelease(window, Qt::LeftButton, Qt::NoModifier, QPoint(1, 1));
+
+    popup->open();
+    QTRY_VERIFY(popup->isOpened());
+    QTest::mouseClick(window, Qt::LeftButton, Qt::NoModifier, QPoint(1, 1));
+    QTRY_VERIFY(!popup->isOpened());
+}
+
+
 QTEST_QUICKCONTROLS_MAIN(tst_QQuickPopup)
 
 #include "tst_qquickpopup.moc"
Submodule qtspeech d02bcabe..c41437ac:
