diff --git a/examples/corelib/serialization/convert/converter.h b/examples/corelib/serialization/convert/converter.h
index 82e1fa1cb30..56b501a076b 100644
--- a/examples/corelib/serialization/convert/converter.h
+++ b/examples/corelib/serialization/convert/converter.h
@@ -54,9 +54,9 @@
 #include <QIODevice>
 #include <QPair>
 #include <QVariant>
-#include <QVector>
+#include <QList>
 
-class VariantOrderedMap : public QVector<QPair<QVariant, QVariant>>
+class VariantOrderedMap : public QList<QPair<QVariant, QVariant>>
 {
 public:
     VariantOrderedMap() = default;
diff --git a/examples/corelib/serialization/convert/main.cpp b/examples/corelib/serialization/convert/main.cpp
index e9d14792b0c..161fec6bcd1 100644
--- a/examples/corelib/serialization/convert/main.cpp
+++ b/examples/corelib/serialization/convert/main.cpp
@@ -58,12 +58,12 @@
 
 #include <stdio.h>
 
-static QVector<Converter *> *availableConverters;
+static QList<Converter *> *availableConverters;
 
 Converter::Converter()
 {
     if (!availableConverters)
-        availableConverters = new QVector<Converter *>;
+        availableConverters = new QList<Converter *>;
     availableConverters->append(this);
 }
 
diff --git a/examples/corelib/serialization/savegame/doc/src/savegame.qdoc b/examples/corelib/serialization/savegame/doc/src/savegame.qdoc
index e20cb6bc6cd..7f138ff1105 100644
--- a/examples/corelib/serialization/savegame/doc/src/savegame.qdoc
+++ b/examples/corelib/serialization/savegame/doc/src/savegame.qdoc
@@ -77,7 +77,7 @@
     \snippet serialization/savegame/level.h 0
 
     We want to have several levels in our game, each with several NPCs, so we
-    keep a QVector of Character objects. We also provide the familiar read() and
+    keep a QList of Character objects. We also provide the familiar read() and
     write() functions.
 
     \snippet serialization/savegame/level.cpp 0
diff --git a/examples/corelib/serialization/savegame/game.cpp b/examples/corelib/serialization/savegame/game.cpp
index 58fc087b1f4..bb7c2013f29 100644
--- a/examples/corelib/serialization/savegame/game.cpp
+++ b/examples/corelib/serialization/savegame/game.cpp
@@ -63,7 +63,7 @@ Character Game::player() const
     return mPlayer;
 }
 
-QVector<Level> Game::levels() const
+QList<Level> Game::levels() const
 {
     return mLevels;
 }
@@ -80,7 +80,7 @@ void Game::newGame()
     mLevels.reserve(2);
 
     Level village(QStringLiteral("Village"));
-    QVector<Character> villageNpcs;
+    QList<Character> villageNpcs;
     villageNpcs.reserve(2);
     villageNpcs.append(Character(QStringLiteral("Barry the Blacksmith"),
                                  QRandomGenerator::global()->bounded(8, 11),
@@ -92,7 +92,7 @@ void Game::newGame()
     mLevels.append(village);
 
     Level dungeon(QStringLiteral("Dungeon"));
-    QVector<Character> dungeonNpcs;
+    QList<Character> dungeonNpcs;
     dungeonNpcs.reserve(3);
     dungeonNpcs.append(Character(QStringLiteral("Eric the Evil"),
                                  QRandomGenerator::global()->bounded(18, 26),
diff --git a/examples/corelib/serialization/savegame/game.h b/examples/corelib/serialization/savegame/game.h
index 3da9c148be7..dfcb27eb1c8 100644
--- a/examples/corelib/serialization/savegame/game.h
+++ b/examples/corelib/serialization/savegame/game.h
@@ -52,7 +52,7 @@
 #define GAME_H
 
 #include <QJsonObject>
-#include <QVector>
+#include <QList>
 
 #include "character.h"
 #include "level.h"
@@ -66,7 +66,7 @@ public:
     };
 
     Character player() const;
-    QVector<Level> levels() const;
+    QList<Level> levels() const;
 
     void newGame();
     bool loadGame(SaveFormat saveFormat);
@@ -78,7 +78,7 @@ public:
     void print(int indentation = 0) const;
 private:
     Character mPlayer;
-    QVector<Level> mLevels;
+    QList<Level> mLevels;
 };
 //! [0]
 
diff --git a/examples/corelib/serialization/savegame/level.cpp b/examples/corelib/serialization/savegame/level.cpp
index 6fe46e89387..ea6ef147b9c 100644
--- a/examples/corelib/serialization/savegame/level.cpp
+++ b/examples/corelib/serialization/savegame/level.cpp
@@ -62,12 +62,12 @@ QString Level::name() const
     return mName;
 }
 
-QVector<Character> Level::npcs() const
+QList<Character> Level::npcs() const
 {
     return mNpcs;
 }
 
-void Level::setNpcs(const QVector<Character> &npcs)
+void Level::setNpcs(const QList<Character> &npcs)
 {
     mNpcs = npcs;
 }
diff --git a/examples/corelib/serialization/savegame/level.h b/examples/corelib/serialization/savegame/level.h
index 393524abfd0..ecffde8f228 100644
--- a/examples/corelib/serialization/savegame/level.h
+++ b/examples/corelib/serialization/savegame/level.h
@@ -52,7 +52,7 @@
 #define LEVEL_H
 
 #include <QJsonObject>
-#include <QVector>
+#include <QList>
 
 #include "character.h"
 
@@ -65,8 +65,8 @@ public:
 
     QString name() const;
 
-    QVector<Character> npcs() const;
-    void setNpcs(const QVector<Character> &npcs);
+    QList<Character> npcs() const;
+    void setNpcs(const QList<Character> &npcs);
 
     void read(const QJsonObject &json);
     void write(QJsonObject &json) const;
@@ -74,7 +74,7 @@ public:
     void print(int indentation = 0) const;
 private:
     QString mName;
-    QVector<Character> mNpcs;
+    QList<Character> mNpcs;
 };
 //! [0]
 
diff --git a/examples/corelib/tools/customtype/message.cpp b/examples/corelib/tools/customtype/message.cpp
index 489ec24a4d5..da44909893d 100644
--- a/examples/corelib/tools/customtype/message.cpp
+++ b/examples/corelib/tools/customtype/message.cpp
@@ -61,7 +61,7 @@ Message::Message(const QString &body, const QStringList &headers)
 QDebug operator<<(QDebug dbg, const Message &message)
 {
     const QString body = message.body();
-    QVector<QStringRef> pieces = body.splitRef(QLatin1String("\r\n"), Qt::SkipEmptyParts);
+    QList<QStringRef> pieces = body.splitRef(QLatin1String("\r\n"), Qt::SkipEmptyParts);
     if (pieces.isEmpty())
         dbg.nospace() << "Message()";
     else if (pieces.size() == 1)
diff --git a/examples/network/download/main.cpp b/examples/network/download/main.cpp
index 076dfdfd0b2..74a1ad0161d 100644
--- a/examples/network/download/main.cpp
+++ b/examples/network/download/main.cpp
@@ -63,7 +63,7 @@ class DownloadManager: public QObject
 {
     Q_OBJECT
     QNetworkAccessManager manager;
-    QVector<QNetworkReply *> currentDownloads;
+    QList<QNetworkReply *> currentDownloads;
 
 public:
     DownloadManager();
diff --git a/examples/network/fortuneserver/server.h b/examples/network/fortuneserver/server.h
index 96d71451480..bf0bcbc9b51 100644
--- a/examples/network/fortuneserver/server.h
+++ b/examples/network/fortuneserver/server.h
@@ -53,7 +53,7 @@
 
 #include <QDialog>
 #include <QString>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 class QLabel;
@@ -76,7 +76,7 @@ private:
 
     QLabel *statusLabel = nullptr;
     QTcpServer *tcpServer = nullptr;
-    QVector<QString> fortunes;
+    QList<QString> fortunes;
 };
 //! [0]
 
diff --git a/examples/network/googlesuggest/googlesuggest.cpp b/examples/network/googlesuggest/googlesuggest.cpp
index 2cba43178ea..04a60103b2e 100644
--- a/examples/network/googlesuggest/googlesuggest.cpp
+++ b/examples/network/googlesuggest/googlesuggest.cpp
@@ -148,7 +148,7 @@ bool GSuggestCompletion::eventFilter(QObject *obj, QEvent *ev)
 //! [4]
 
 //! [5]
-void GSuggestCompletion::showCompletion(const QVector<QString> &choices)
+void GSuggestCompletion::showCompletion(const QList<QString> &choices)
 {
     if (choices.isEmpty())
         return;
@@ -210,7 +210,7 @@ void GSuggestCompletion::handleNetworkData(QNetworkReply *networkReply)
 {
     QUrl url = networkReply->url();
     if (networkReply->error() == QNetworkReply::NoError) {
-        QVector<QString> choices;
+        QList<QString> choices;
 
         QByteArray response(networkReply->readAll());
         QXmlStreamReader xml(response);
diff --git a/examples/network/googlesuggest/googlesuggest.h b/examples/network/googlesuggest/googlesuggest.h
index a0b0ac069c0..909386569b4 100644
--- a/examples/network/googlesuggest/googlesuggest.h
+++ b/examples/network/googlesuggest/googlesuggest.h
@@ -64,7 +64,7 @@ public:
     explicit GSuggestCompletion(QLineEdit *parent = nullptr);
     ~GSuggestCompletion();
     bool eventFilter(QObject *obj, QEvent *ev) override;
-    void showCompletion(const QVector<QString> &choices);
+    void showCompletion(const QList<QString> &choices);
 
 public slots:
 
diff --git a/examples/network/multistreamclient/client.h b/examples/network/multistreamclient/client.h
index c22a245eba4..220be087769 100644
--- a/examples/network/multistreamclient/client.h
+++ b/examples/network/multistreamclient/client.h
@@ -52,7 +52,7 @@
 #define CLIENT_H
 
 #include <QDialog>
-#include <QVector>
+#include <QList>
 #include <QSctpSocket>
 
 QT_BEGIN_NAMESPACE
@@ -81,7 +81,7 @@ private slots:
     void writeDatagram(const QByteArray &ba);
 
 private:
-    QVector<Consumer *> consumers;
+    QList<Consumer *> consumers;
     QSctpSocket *sctpSocket;
 
     QComboBox *hostCombo;
diff --git a/examples/network/multistreamserver/server.h b/examples/network/multistreamserver/server.h
index 2380d6ffd68..bbfc653ee1d 100644
--- a/examples/network/multistreamserver/server.h
+++ b/examples/network/multistreamserver/server.h
@@ -52,7 +52,7 @@
 #define SERVER_H
 
 #include <QDialog>
-#include <QVector>
+#include <QList>
 #include <QList>
 
 QT_BEGIN_NAMESPACE
@@ -81,7 +81,7 @@ private slots:
     void writeDatagram(QSctpSocket *to, const QByteArray &ba);
 
 private:
-    QVector<Provider *> providers;
+    QList<Provider *> providers;
     QSctpServer *sctpServer;
     QList<QSctpSocket *> connections;
 
diff --git a/examples/network/secureudpclient/mainwindow.h b/examples/network/secureudpclient/mainwindow.h
index 0d443fd376f..6f207cecd95 100644
--- a/examples/network/secureudpclient/mainwindow.h
+++ b/examples/network/secureudpclient/mainwindow.h
@@ -52,7 +52,7 @@
 
 #include <QMainWindow>
 #include <QSharedPointer>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 
@@ -99,7 +99,7 @@ private:
     Ui::MainWindow *ui = nullptr;
 
     using AssocPtr = QSharedPointer<DtlsAssociation>;
-    QVector<AssocPtr> connections;
+    QList<AssocPtr> connections;
 
     QString nameTemplate;
     unsigned nextId = 0;
diff --git a/examples/network/secureudpserver/nicselector.h b/examples/network/secureudpserver/nicselector.h
index 7962a783188..e3c9d376398 100644
--- a/examples/network/secureudpserver/nicselector.h
+++ b/examples/network/secureudpserver/nicselector.h
@@ -53,7 +53,7 @@
 
 #include <QDialog>
 #include <QHostAddress>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 
@@ -78,7 +78,7 @@ public:
 
 private:
     Ui::NicSelector *ui = nullptr;
-    QVector<QHostAddress> availableAddresses;
+    QList<QHostAddress> availableAddresses;
 };
 
 #endif // NICSELECTOR_H
diff --git a/examples/network/torrent/torrentclient.cpp b/examples/network/torrent/torrentclient.cpp
index 2ba44768618..035cf665bb4 100644
--- a/examples/network/torrent/torrentclient.cpp
+++ b/examples/network/torrent/torrentclient.cpp
@@ -1086,7 +1086,7 @@ void TorrentClient::scheduleUploads()
     // seeding, we sort by upload speed. Seeds are left out; there's
     // no use in unchoking them.
     QList<PeerWireClient *> allClients = d->connections;
-    QVector<QPair<qint64, PeerWireClient *>> transferSpeeds;
+    QList<QPair<qint64, PeerWireClient *>> transferSpeeds;
     for (PeerWireClient *client : qAsConst(allClients)) {
         if (client->state() == QAbstractSocket::ConnectedState
             && client->availablePieces().count(true) != d->pieceCount) {
@@ -1373,7 +1373,7 @@ void TorrentClient::requestMore(PeerWireClient *client)
 int TorrentClient::requestBlocks(PeerWireClient *client, TorrentPiece *piece, int maxBlocks)
 {
     // Generate the list of incomplete blocks for this piece.
-    QVector<int> bits;
+    QList<int> bits;
     int completedBlocksSize = piece->completedBlocks.size();
     for (int i = 0; i < completedBlocksSize; ++i) {
         if (!piece->completedBlocks.testBit(i) && !piece->requestedBlocks.testBit(i))
diff --git a/examples/opengl/hellogl2/logo.h b/examples/opengl/hellogl2/logo.h
index 2f3dc7e6490..5b6c3973f71 100644
--- a/examples/opengl/hellogl2/logo.h
+++ b/examples/opengl/hellogl2/logo.h
@@ -52,7 +52,7 @@
 #define LOGO_H
 
 #include <qopengl.h>
-#include <QVector>
+#include <QList>
 #include <QVector3D>
 
 class Logo
@@ -68,7 +68,7 @@ private:
     void extrude(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2);
     void add(const QVector3D &v, const QVector3D &n);
 
-    QVector<GLfloat> m_data;
+    QList<GLfloat> m_data;
     int m_count = 0;
 };
 
diff --git a/examples/opengl/hellowindow/hellowindow.h b/examples/opengl/hellowindow/hellowindow.h
index 76f2afb549b..d4dcbcf3dbe 100644
--- a/examples/opengl/hellowindow/hellowindow.h
+++ b/examples/opengl/hellowindow/hellowindow.h
@@ -83,8 +83,8 @@ private:
     void quad(qreal x1, qreal y1, qreal x2, qreal y2, qreal x3, qreal y3, qreal x4, qreal y4);
     void extrude(qreal x1, qreal y1, qreal x2, qreal y2);
 
-    QVector<QVector3D> vertices;
-    QVector<QVector3D> normals;
+    QList<QVector3D> vertices;
+    QList<QVector3D> normals;
     int vertexAttr;
     int normalAttr;
     int matrixUniform;
diff --git a/examples/opengl/qopenglwidget/glwidget.cpp b/examples/opengl/qopenglwidget/glwidget.cpp
index 89c84696629..a480fe5726f 100644
--- a/examples/opengl/qopenglwidget/glwidget.cpp
+++ b/examples/opengl/qopenglwidget/glwidget.cpp
@@ -319,7 +319,7 @@ void GLWidget::initializeGL()
     // let's do something different and potentially more efficient: create a
     // properly interleaved data set.
     const int vertexCount = m_vertices.count();
-    QVector<GLfloat> buf;
+    QList<GLfloat> buf;
     buf.resize(vertexCount * 3 * 2);
     GLfloat *p = buf.data();
     for (int i = 0; i < vertexCount; ++i) {
diff --git a/examples/opengl/qopenglwidget/glwidget.h b/examples/opengl/qopenglwidget/glwidget.h
index 99288261c0f..50f8aa9be50 100644
--- a/examples/opengl/qopenglwidget/glwidget.h
+++ b/examples/opengl/qopenglwidget/glwidget.h
@@ -57,7 +57,7 @@
 #include <QVector3D>
 #include <QMatrix4x4>
 #include <QElapsedTimer>
-#include <QVector>
+#include <QList>
 #include <QPushButton>
 
 class Bubble;
@@ -101,10 +101,10 @@ private:
     qreal m_fAngle = 0;
     qreal m_fScale = 1;
     bool m_showBubbles = true;
-    QVector<QVector3D> m_vertices;
-    QVector<QVector3D> m_normals;
+    QList<QVector3D> m_vertices;
+    QList<QVector3D> m_normals;
     bool m_qtLogo = true;
-    QVector<Bubble *> m_bubbles;
+    QList<Bubble *> m_bubbles;
     int m_frames = 0;
     QElapsedTimer m_time;
     QOpenGLShader *m_vshader1 = nullptr;
diff --git a/examples/opengl/qopenglwidget/mainwindow.h b/examples/opengl/qopenglwidget/mainwindow.h
index bec1a563e08..43cc55100e1 100644
--- a/examples/opengl/qopenglwidget/mainwindow.h
+++ b/examples/opengl/qopenglwidget/mainwindow.h
@@ -77,7 +77,7 @@ private:
     QGridLayout *m_layout;
     int m_nextX;
     int m_nextY;
-    QVector<QOpenGLWidget *> m_glWidgets;
+    QList<QOpenGLWidget *> m_glWidgets;
 };
 
 #endif
diff --git a/examples/opengl/textures/glwidget.cpp b/examples/opengl/textures/glwidget.cpp
index be5a46e5324..2ef17c511cc 100644
--- a/examples/opengl/textures/glwidget.cpp
+++ b/examples/opengl/textures/glwidget.cpp
@@ -199,7 +199,7 @@ void GLWidget::makeObject()
     for (int j = 0; j < 6; ++j)
         textures[j] = new QOpenGLTexture(QImage(QString(":/images/side%1.png").arg(j + 1)).mirrored());
 
-    QVector<GLfloat> vertData;
+    QList<GLfloat> vertData;
     for (int i = 0; i < 6; ++i) {
         for (int j = 0; j < 4; ++j) {
             // vertex position
diff --git a/examples/opengl/threadedqopenglwidget/glwidget.h b/examples/opengl/threadedqopenglwidget/glwidget.h
index 8dc84dd0b17..2bff56c471e 100644
--- a/examples/opengl/threadedqopenglwidget/glwidget.h
+++ b/examples/opengl/threadedqopenglwidget/glwidget.h
@@ -91,8 +91,8 @@ private:
     bool m_inited = false;
     qreal m_fAngle = 0;
     qreal m_fScale = 1;
-    QVector<QVector3D> vertices;
-    QVector<QVector3D> normals;
+    QList<QVector3D> vertices;
+    QList<QVector3D> normals;
     QOpenGLShaderProgram program;
     QOpenGLBuffer vbo;
     int vertexAttr = 0;
diff --git a/examples/qtconcurrent/progressdialog/main.cpp b/examples/qtconcurrent/progressdialog/main.cpp
index c277111813e..cf4fd7e4561 100644
--- a/examples/qtconcurrent/progressdialog/main.cpp
+++ b/examples/qtconcurrent/progressdialog/main.cpp
@@ -61,10 +61,10 @@ int main(int argc, char **argv)
 
     const int iterations = 20;
 
-    // Prepare the vector.
-    QVector<int> vector;
+    // Prepare the list.
+    QList<int> list;
     for (int i = 0; i < iterations; ++i)
-        vector.append(i);
+        list.append(i);
 
     // Create a progress dialog.
     QProgressDialog dialog;
@@ -88,7 +88,7 @@ int main(int argc, char **argv)
     };
 
     // Start the computation.
-    futureWatcher.setFuture(QtConcurrent::map(vector, spin));
+    futureWatcher.setFuture(QtConcurrent::map(list, spin));
 
     // Display the dialog and start the event loop.
     dialog.exec();
diff --git a/examples/vulkan/hellovulkancubes/renderer.cpp b/examples/vulkan/hellovulkancubes/renderer.cpp
index da493de739b..faf86bcbfc6 100644
--- a/examples/vulkan/hellovulkancubes/renderer.cpp
+++ b/examples/vulkan/hellovulkancubes/renderer.cpp
@@ -96,7 +96,7 @@ Renderer::Renderer(VulkanWindow *w, int initialCount)
 
 void Renderer::preInitResources()
 {
-    const QVector<int> sampleCounts = m_window->supportedSampleCounts();
+    const QList<int> sampleCounts = m_window->supportedSampleCounts();
     if (DBG)
         qDebug() << "Supported sample counts:" << sampleCounts;
     if (sampleCounts.contains(4)) {
diff --git a/examples/vulkan/hellovulkantexture/main.cpp b/examples/vulkan/hellovulkantexture/main.cpp
index 1144463b70d..bb6103e9cff 100644
--- a/examples/vulkan/hellovulkantexture/main.cpp
+++ b/examples/vulkan/hellovulkantexture/main.cpp
@@ -82,7 +82,7 @@ int main(int argc, char *argv[])
     VulkanWindow w;
     w.setVulkanInstance(&inst);
     if (QCoreApplication::arguments().contains(QStringLiteral("--srgb")))
-        w.setPreferredColorFormats(QVector<VkFormat>() << VK_FORMAT_B8G8R8A8_SRGB);
+        w.setPreferredColorFormats(QList<VkFormat>() << VK_FORMAT_B8G8R8A8_SRGB);
 
     w.resize(1024, 768);
     w.show();
diff --git a/examples/vulkan/hellovulkanwidget/hellovulkanwidget.cpp b/examples/vulkan/hellovulkanwidget/hellovulkanwidget.cpp
index cf95a0e6a06..e1b527b6a3d 100644
--- a/examples/vulkan/hellovulkanwidget/hellovulkanwidget.cpp
+++ b/examples/vulkan/hellovulkanwidget/hellovulkanwidget.cpp
@@ -170,7 +170,7 @@ void VulkanRenderer::initResources()
                               m_window->colorFormat(), m_window->depthStencilFormat());
 
     info += QStringLiteral("Supported sample counts:");
-    const QVector<int> sampleCounts = m_window->supportedSampleCounts();
+    const QList<int> sampleCounts = m_window->supportedSampleCounts();
     for (int count : sampleCounts)
         info += QLatin1Char(' ') + QString::number(count);
     info += QLatin1Char('\n');
diff --git a/examples/vulkan/shared/trianglerenderer.cpp b/examples/vulkan/shared/trianglerenderer.cpp
index b48f5640036..988d1de75e4 100644
--- a/examples/vulkan/shared/trianglerenderer.cpp
+++ b/examples/vulkan/shared/trianglerenderer.cpp
@@ -73,7 +73,7 @@ TriangleRenderer::TriangleRenderer(QVulkanWindow *w, bool msaa)
     : m_window(w)
 {
     if (msaa) {
-        const QVector<int> counts = w->supportedSampleCounts();
+        const QList<int> counts = w->supportedSampleCounts();
         qDebug() << "Supported sample counts:" << counts;
         for (int s = 16; s >= 4; s /= 2) {
             if (counts.contains(s)) {
diff --git a/examples/widgets/animation/stickman/animation.cpp b/examples/widgets/animation/stickman/animation.cpp
index 73d79adc840..77a1875be30 100644
--- a/examples/widgets/animation/stickman/animation.cpp
+++ b/examples/widgets/animation/stickman/animation.cpp
@@ -79,7 +79,7 @@ public:
     }
 
 private:
-    QVector<QPointF> m_nodePositions;
+    QList<QPointF> m_nodePositions;
 };
 
 Animation::Animation() : m_currentFrame(0)
diff --git a/examples/widgets/animation/stickman/animation.h b/examples/widgets/animation/stickman/animation.h
index 5cc1133ac06..93caff48a27 100644
--- a/examples/widgets/animation/stickman/animation.h
+++ b/examples/widgets/animation/stickman/animation.h
@@ -53,7 +53,7 @@
 
 #include <QPointF>
 #include <QString>
-#include <QVector>
+#include <QList>
 
 class Frame;
 QT_BEGIN_NAMESPACE
@@ -85,7 +85,7 @@ public:
 
 private:
     QString m_name;
-    QVector<Frame *> m_frames;
+    QList<Frame *> m_frames;
     int m_currentFrame;
 };
 
diff --git a/examples/widgets/animation/sub-attaq/animationmanager.h b/examples/widgets/animation/sub-attaq/animationmanager.h
index 5ddea66e80f..a097e7508e9 100644
--- a/examples/widgets/animation/sub-attaq/animationmanager.h
+++ b/examples/widgets/animation/sub-attaq/animationmanager.h
@@ -76,7 +76,7 @@ private slots:
     void unregisterAnimation_helper(QObject *obj);
 
 private:
-    QVector<QAbstractAnimation *> animations;
+    QList<QAbstractAnimation *> animations;
 };
 
 #endif // ANIMATIONMANAGER_H
diff --git a/examples/widgets/animation/sub-attaq/graphicsscene.h b/examples/widgets/animation/sub-attaq/graphicsscene.h
index dd3719bc100..ce9ee115ca7 100644
--- a/examples/widgets/animation/sub-attaq/graphicsscene.h
+++ b/examples/widgets/animation/sub-attaq/graphicsscene.h
@@ -85,7 +85,7 @@ public:
     struct LevelDescription {
         int id = 0;
         QString name;
-        QVector<QPair<int, int>> submarines;
+        QList<QPair<int, int>> submarines;
     };
 
     GraphicsScene(int x, int y, int width, int height, Mode mode, QObject *parent = nullptr);
@@ -114,7 +114,7 @@ private:
     QSet<SubMarine *> submarines;
     QSet<Bomb *> bombs;
     QSet<Torpedo *> torpedos;
-    QVector<SubmarineDescription> submarinesData;
+    QList<SubmarineDescription> submarinesData;
     QHash<int, LevelDescription> levelsData;
 
     friend class PauseState;
diff --git a/examples/widgets/doc/src/addressbook.qdoc b/examples/widgets/doc/src/addressbook.qdoc
index ed2b8e90e61..22769cb2707 100644
--- a/examples/widgets/doc/src/addressbook.qdoc
+++ b/examples/widgets/doc/src/addressbook.qdoc
@@ -90,8 +90,8 @@
     \snippet itemviews/addressbook/tablemodel.h 0
 
     Two constructors are used, a default constructor which uses
-    \c TableModel's own \c {QVector<Contact>} and one that takes
-    \c {QVector<Contact>} as an argument, for convenience.
+    \c TableModel's own \c {QList<Contact>} and one that takes
+    \c {QList<Contact>} as an argument, for convenience.
 
 
     \section1 TableModel Class Implementation
@@ -161,7 +161,7 @@
     them here so that we can reuse the model in other programs.
 
     The last function in \c {TableModel}, \c getContacts() returns the
-    QVector<Contact> object that holds all the contacts in the address
+    QList<Contact> object that holds all the contacts in the address
     book. We use this function later to obtain the list of contacts to
     check for existing entries, write the contacts to a file and read
     them back. Further explanation is given with \c AddressWidget.
diff --git a/examples/widgets/doc/src/calendar.qdoc b/examples/widgets/doc/src/calendar.qdoc
index 431815d0c11..4a6a482ff22 100644
--- a/examples/widgets/doc/src/calendar.qdoc
+++ b/examples/widgets/doc/src/calendar.qdoc
@@ -128,7 +128,7 @@
     Each cell in the table will be padded and spaced to make the text easier to
     read.
 
-    We want the columns to have equal widths, so we provide a vector containing
+    We want the columns to have equal widths, so we provide a list containing
     percentage widths for each of them and set the constraints in the
     QTextTableFormat:
 
diff --git a/examples/widgets/doc/src/icons.qdoc b/examples/widgets/doc/src/icons.qdoc
index 24be09a7a90..16cb0656dbb 100644
--- a/examples/widgets/doc/src/icons.qdoc
+++ b/examples/widgets/doc/src/icons.qdoc
@@ -260,7 +260,7 @@
     QIcon::Active, QIcon::Disabled, QIcon::Selected and the rows in the order
     QIcon::Off, QIcon::On, which does not match the enumeration. The above code
     provides arrays allowing to map from enumeration value to row/column
-    (by using QVector::indexOf()) and back by using the array index and lists
+    (by using QList::indexOf()) and back by using the array index and lists
     of the matching strings. Qt's containers can be easily populated by
     using C++ 11 initializer lists.
 
diff --git a/examples/widgets/doc/src/syntaxhighlighter.qdoc b/examples/widgets/doc/src/syntaxhighlighter.qdoc
index 618b387ed58..30dc685843e 100644
--- a/examples/widgets/doc/src/syntaxhighlighter.qdoc
+++ b/examples/widgets/doc/src/syntaxhighlighter.qdoc
@@ -66,7 +66,7 @@
     We have chosen to store our highlighting rules using a private
     struct: A rule consists of a QRegularExpression pattern and a
     QTextCharFormat instance. The various rules are then stored using a
-    QVector.
+    QList.
 
     The QTextCharFormat class provides formatting information for
     characters in a QTextDocument specifying the visual properties of
@@ -137,7 +137,7 @@
     blocks that have changed.
 
     First we apply the syntax highlighting rules that we stored in the
-    \c highlightingRules vector. For each rule (i.e. for each
+    \c highlightingRules list. For each rule (i.e. for each
     HighlightingRule object) we search for the pattern in the given
     text block using the QString::indexOf() function. When the first
     occurrence of the pattern is found, we use the
diff --git a/examples/widgets/doc/src/tooltips.qdoc b/examples/widgets/doc/src/tooltips.qdoc
index 35e3b1e29fe..a2782155039 100644
--- a/examples/widgets/doc/src/tooltips.qdoc
+++ b/examples/widgets/doc/src/tooltips.qdoc
@@ -95,7 +95,7 @@
 
     \snippet widgets/tooltips/sortingbox.h 2
 
-    We keep all the shape items in a QVector, and we keep three
+    We keep all the shape items in a QList, and we keep three
     QPainterPath objects holding the shapes of a circle, a square and
     a triangle. We also need to have a pointer to an item when it is
     moving, and we need to know its previous position.
diff --git a/examples/widgets/draganddrop/puzzle/puzzlewidget.h b/examples/widgets/draganddrop/puzzle/puzzlewidget.h
index 40dd654af6e..0ac4719d747 100644
--- a/examples/widgets/draganddrop/puzzle/puzzlewidget.h
+++ b/examples/widgets/draganddrop/puzzle/puzzlewidget.h
@@ -53,7 +53,7 @@
 
 #include <QPoint>
 #include <QPixmap>
-#include <QVector>
+#include <QList>
 #include <QWidget>
 
 QT_BEGIN_NAMESPACE
@@ -94,7 +94,7 @@ private:
     int findPiece(const QRect &pieceRect) const;
     const QRect targetSquare(const QPoint &position) const;
 
-    QVector<Piece> pieces;
+    QList<Piece> pieces;
     QRect highlightedRect;
     int inPlace;
     int m_ImageSize;
diff --git a/examples/widgets/gestures/imagegestures/imagewidget.cpp b/examples/widgets/gestures/imagegestures/imagewidget.cpp
index fb5351f9492..072ec2b2161 100644
--- a/examples/widgets/gestures/imagegestures/imagewidget.cpp
+++ b/examples/widgets/gestures/imagegestures/imagewidget.cpp
@@ -66,7 +66,7 @@ ImageWidget::ImageWidget(QWidget *parent)
 }
 //! [constructor]
 
-void ImageWidget::grabGestures(const QVector<Qt::GestureType> &gestures)
+void ImageWidget::grabGestures(const QList<Qt::GestureType> &gestures)
 {
     //! [enable gestures]
     for (Qt::GestureType gesture : gestures)
diff --git a/examples/widgets/gestures/imagegestures/imagewidget.h b/examples/widgets/gestures/imagegestures/imagewidget.h
index ae5eb7bc2b5..f9b5d989e97 100644
--- a/examples/widgets/gestures/imagegestures/imagewidget.h
+++ b/examples/widgets/gestures/imagegestures/imagewidget.h
@@ -72,7 +72,7 @@ class ImageWidget : public QWidget
 public:
     ImageWidget(QWidget *parent = nullptr);
     void openDirectory(const QString &path);
-    void grabGestures(const QVector<Qt::GestureType> &gestures);
+    void grabGestures(const QList<Qt::GestureType> &gestures);
 
 protected:
     bool event(QEvent *event) override;
diff --git a/examples/widgets/gestures/imagegestures/main.cpp b/examples/widgets/gestures/imagegestures/main.cpp
index 4f8d4ec15ec..ecd7462bd37 100644
--- a/examples/widgets/gestures/imagegestures/main.cpp
+++ b/examples/widgets/gestures/imagegestures/main.cpp
@@ -102,7 +102,7 @@ int main(int argc, char *argv[])
         return -1;
     }
 
-    QVector<Qt::GestureType> gestures;
+    QList<Qt::GestureType> gestures;
     if (!commandLineParser.isSet(disablePanOption))
         gestures << Qt::PanGesture;
     if (!commandLineParser.isSet(disablePinchOption))
diff --git a/examples/widgets/gestures/imagegestures/mainwidget.cpp b/examples/widgets/gestures/imagegestures/mainwidget.cpp
index d1c786a93a7..c4e63e9e7d8 100644
--- a/examples/widgets/gestures/imagegestures/mainwidget.cpp
+++ b/examples/widgets/gestures/imagegestures/mainwidget.cpp
@@ -72,7 +72,7 @@ void MainWidget::openDirectory(const QString &path)
     imageWidget->openDirectory(path);
 }
 
-void MainWidget::grabGestures(const QVector<Qt::GestureType> &gestures)
+void MainWidget::grabGestures(const QList<Qt::GestureType> &gestures)
 {
     imageWidget->grabGestures(gestures);
 }
diff --git a/examples/widgets/gestures/imagegestures/mainwidget.h b/examples/widgets/gestures/imagegestures/mainwidget.h
index 16005972514..794f052f3ce 100644
--- a/examples/widgets/gestures/imagegestures/mainwidget.h
+++ b/examples/widgets/gestures/imagegestures/mainwidget.h
@@ -61,7 +61,7 @@ class MainWidget : public QMainWindow
 
 public:
     MainWidget(QWidget *parent = nullptr);
-    void grabGestures(const QVector<Qt::GestureType> &gestures);
+    void grabGestures(const QList<Qt::GestureType> &gestures);
 
 public slots:
     void openDirectory(const QString &path);
diff --git a/examples/widgets/graphicsview/chip/chip.h b/examples/widgets/graphicsview/chip/chip.h
index f3d54e62959..6c36ccb6d3d 100644
--- a/examples/widgets/graphicsview/chip/chip.h
+++ b/examples/widgets/graphicsview/chip/chip.h
@@ -72,7 +72,7 @@ private:
     int x;
     int y;
     QColor color;
-    QVector<QPointF> stuff;
+    QList<QPointF> stuff;
 };
 
 #endif // CHIP_H
diff --git a/examples/widgets/graphicsview/diagramscene/diagramitem.h b/examples/widgets/graphicsview/diagramscene/diagramitem.h
index ffaea4b7a81..0fc286b2a88 100644
--- a/examples/widgets/graphicsview/diagramscene/diagramitem.h
+++ b/examples/widgets/graphicsview/diagramscene/diagramitem.h
@@ -52,7 +52,7 @@
 #define DIAGRAMITEM_H
 
 #include <QGraphicsPixmapItem>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 class QPixmap;
@@ -88,7 +88,7 @@ private:
     DiagramType myDiagramType;
     QPolygonF myPolygon;
     QMenu *myContextMenu;
-    QVector<Arrow *> arrows;
+    QList<Arrow *> arrows;
 };
 //! [0]
 
diff --git a/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp b/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
index a067f82ad7c..51e179a4641 100644
--- a/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
+++ b/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
@@ -163,7 +163,7 @@ void GraphWidget::timerEvent(QTimerEvent *event)
 {
     Q_UNUSED(event);
 
-    QVector<Node *> nodes;
+    QList<Node *> nodes;
     const QList<QGraphicsItem *> items = scene()->items();
     for (QGraphicsItem *item : items) {
         if (Node *node = qgraphicsitem_cast<Node *>(item))
diff --git a/examples/widgets/graphicsview/elasticnodes/node.cpp b/examples/widgets/graphicsview/elasticnodes/node.cpp
index a67e21c4b3f..8d44a167fa0 100644
--- a/examples/widgets/graphicsview/elasticnodes/node.cpp
+++ b/examples/widgets/graphicsview/elasticnodes/node.cpp
@@ -75,7 +75,7 @@ void Node::addEdge(Edge *edge)
     edge->adjust();
 }
 
-QVector<Edge *> Node::edges() const
+QList<Edge *> Node::edges() const
 {
     return edgeList;
 }
diff --git a/examples/widgets/graphicsview/elasticnodes/node.h b/examples/widgets/graphicsview/elasticnodes/node.h
index b160ff37cc5..5ccc52595cd 100644
--- a/examples/widgets/graphicsview/elasticnodes/node.h
+++ b/examples/widgets/graphicsview/elasticnodes/node.h
@@ -52,7 +52,7 @@
 #define NODE_H
 
 #include <QGraphicsItem>
-#include <QVector>
+#include <QList>
 
 class Edge;
 class GraphWidget;
@@ -64,7 +64,7 @@ public:
     Node(GraphWidget *graphWidget);
 
     void addEdge(Edge *edge);
-    QVector<Edge *> edges() const;
+    QList<Edge *> edges() const;
 
     enum { Type = UserType + 1 };
     int type() const override { return Type; }
@@ -83,7 +83,7 @@ protected:
     void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
 
 private:
-    QVector<Edge *> edgeList;
+    QList<Edge *> edgeList;
     QPointF newPos;
     GraphWidget *graph;
 };
diff --git a/examples/widgets/graphicsview/flowlayout/flowlayout.h b/examples/widgets/graphicsview/flowlayout/flowlayout.h
index c6758414d69..14251072ec5 100644
--- a/examples/widgets/graphicsview/flowlayout/flowlayout.h
+++ b/examples/widgets/graphicsview/flowlayout/flowlayout.h
@@ -75,7 +75,7 @@ private:
     QSizeF prefSize() const;
     QSizeF maxSize() const;
 
-    QVector<QGraphicsLayoutItem*> m_items;
+    QList<QGraphicsLayoutItem *> m_items;
     qreal m_spacing[2] = {6, 6};
 };
 
diff --git a/examples/widgets/graphicsview/flowlayout/window.cpp b/examples/widgets/graphicsview/flowlayout/window.cpp
index 0edaa686b45..dd4e3661da7 100644
--- a/examples/widgets/graphicsview/flowlayout/window.cpp
+++ b/examples/widgets/graphicsview/flowlayout/window.cpp
@@ -59,7 +59,7 @@ Window::Window(QGraphicsItem *parent) : QGraphicsWidget(parent, Qt::Window)
     FlowLayout *lay = new FlowLayout;
     const QString sentence(QLatin1String("I am not bothered by the fact that I am unknown."
                                          " I am bothered when I do not know others. (Confucius)"));
-    const QVector<QStringRef> words = sentence.splitRef(QLatin1Char(' '), Qt::SkipEmptyParts);
+    const QList<QStringRef> words = sentence.splitRef(QLatin1Char(' '), Qt::SkipEmptyParts);
     for (const QStringRef &word : words) {
         QGraphicsProxyWidget *proxy = new QGraphicsProxyWidget(this);
         QLabel *label = new QLabel(word.toString());
diff --git a/examples/widgets/graphicsview/padnavigator/flippablepad.cpp b/examples/widgets/graphicsview/padnavigator/flippablepad.cpp
index 6a9097a7365..263909225e4 100644
--- a/examples/widgets/graphicsview/padnavigator/flippablepad.cpp
+++ b/examples/widgets/graphicsview/padnavigator/flippablepad.cpp
@@ -75,7 +75,7 @@ FlippablePad::FlippablePad(const QSize &size, QGraphicsItem *parent)
 //! [2]
 //! [3]
     int numIcons = size.width() * size.height();
-    QVector<QPixmap> pixmaps;
+    QList<QPixmap> pixmaps;
     QDirIterator it(":/images", {"*.png"});
     while (it.hasNext() && pixmaps.size() < numIcons)
         pixmaps << it.next();
diff --git a/examples/widgets/graphicsview/padnavigator/flippablepad.h b/examples/widgets/graphicsview/padnavigator/flippablepad.h
index ef757c47fb2..a056eae1c50 100644
--- a/examples/widgets/graphicsview/padnavigator/flippablepad.h
+++ b/examples/widgets/graphicsview/padnavigator/flippablepad.h
@@ -53,7 +53,7 @@
 
 #include "roundrectitem.h"
 
-#include <QVector>
+#include <QList>
 
 //! [0]
 class FlippablePad : public RoundRectItem
@@ -64,7 +64,7 @@ public:
     RoundRectItem *iconAt(int column, int row) const;
 
 private:
-    QVector<QVector<RoundRectItem *> > iconGrid;
+    QList<QList<RoundRectItem *>> iconGrid;
 };
 //! [0]
 
diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.cpp b/examples/widgets/graphicsview/padnavigator/padnavigator.cpp
index dbf89dd3188..5088386a265 100644
--- a/examples/widgets/graphicsview/padnavigator/padnavigator.cpp
+++ b/examples/widgets/graphicsview/padnavigator/padnavigator.cpp
@@ -228,7 +228,7 @@ PadNavigator::PadNavigator(const QSize &size, QWidget *parent)
     // Create substates for each icon; store in temporary grid.
     int columns = size.width();
     int rows = size.height();
-    QVector< QVector< QState * > > stateGrid;
+    QList<QList<QState *>> stateGrid;
     stateGrid.resize(rows);
     for (int y = 0; y < rows; ++y) {
         stateGrid[y].resize(columns);
diff --git a/examples/widgets/itemviews/addressbook/addresswidget.cpp b/examples/widgets/itemviews/addressbook/addresswidget.cpp
index b1b65174ee3..25706d1abe4 100644
--- a/examples/widgets/itemviews/addressbook/addresswidget.cpp
+++ b/examples/widgets/itemviews/addressbook/addresswidget.cpp
@@ -201,7 +201,7 @@ void AddressWidget::readFromFile(const QString &fileName)
         return;
     }
 
-    QVector<Contact> contacts;
+    QList<Contact> contacts;
     QDataStream in(&file);
     in >> contacts;
 
diff --git a/examples/widgets/itemviews/addressbook/tablemodel.cpp b/examples/widgets/itemviews/addressbook/tablemodel.cpp
index ddf79a3fa3c..aac4c920607 100644
--- a/examples/widgets/itemviews/addressbook/tablemodel.cpp
+++ b/examples/widgets/itemviews/addressbook/tablemodel.cpp
@@ -56,9 +56,8 @@ TableModel::TableModel(QObject *parent)
 {
 }
 
-TableModel::TableModel(const QVector<Contact> &contacts, QObject *parent)
-    : QAbstractTableModel(parent),
-      contacts(contacts)
+TableModel::TableModel(const QList<Contact> &contacts, QObject *parent)
+    : QAbstractTableModel(parent), contacts(contacts)
 {
 }
 //! [0]
@@ -186,7 +185,7 @@ Qt::ItemFlags TableModel::flags(const QModelIndex &index) const
 //! [7]
 
 //! [8]
-const QVector<Contact> &TableModel::getContacts() const
+const QList<Contact> &TableModel::getContacts() const
 {
     return contacts;
 }
diff --git a/examples/widgets/itemviews/addressbook/tablemodel.h b/examples/widgets/itemviews/addressbook/tablemodel.h
index e4025fc7340..c5bac4f4a46 100644
--- a/examples/widgets/itemviews/addressbook/tablemodel.h
+++ b/examples/widgets/itemviews/addressbook/tablemodel.h
@@ -52,7 +52,7 @@
 #define TABLEMODEL_H
 
 #include <QAbstractTableModel>
-#include <QVector>
+#include <QList>
 
 //! [0]
 
@@ -83,7 +83,7 @@ class TableModel : public QAbstractTableModel
 
 public:
     TableModel(QObject *parent = nullptr);
-    TableModel(const QVector<Contact> &contacts, QObject *parent = nullptr);
+    TableModel(const QList<Contact> &contacts, QObject *parent = nullptr);
 
     int rowCount(const QModelIndex &parent) const override;
     int columnCount(const QModelIndex &parent) const override;
@@ -93,10 +93,10 @@ public:
     bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
     bool insertRows(int position, int rows, const QModelIndex &index = QModelIndex()) override;
     bool removeRows(int position, int rows, const QModelIndex &index = QModelIndex()) override;
-    const QVector<Contact> &getContacts() const;
+    const QList<Contact> &getContacts() const;
 
 private:
-    QVector<Contact> contacts;
+    QList<Contact> contacts;
 };
 //! [0]
 
diff --git a/examples/widgets/itemviews/chart/pieview.cpp b/examples/widgets/itemviews/chart/pieview.cpp
index c640c78f3e6..af77970633d 100644
--- a/examples/widgets/itemviews/chart/pieview.cpp
+++ b/examples/widgets/itemviews/chart/pieview.cpp
@@ -59,9 +59,8 @@ PieView::PieView(QWidget *parent)
     verticalScrollBar()->setRange(0, 0);
 }
 
-void PieView::dataChanged(const QModelIndex &topLeft,
-                          const QModelIndex &bottomRight,
-                          const QVector<int> &roles)
+void PieView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
+                          const QList<int> &roles)
 {
     QAbstractItemView::dataChanged(topLeft, bottomRight, roles);
 
diff --git a/examples/widgets/itemviews/chart/pieview.h b/examples/widgets/itemviews/chart/pieview.h
index 22c74dde817..f92a4434636 100644
--- a/examples/widgets/itemviews/chart/pieview.h
+++ b/examples/widgets/itemviews/chart/pieview.h
@@ -67,7 +67,7 @@ public:
 
 protected slots:
     void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
-                     const QVector<int> &roles = QVector<int>()) override;
+                     const QList<int> &roles = QList<int>()) override;
     void rowsInserted(const QModelIndex &parent, int start, int end) override;
     void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) override;
 
diff --git a/examples/widgets/itemviews/coloreditorfactory/window.cpp b/examples/widgets/itemviews/coloreditorfactory/window.cpp
index 25e196a80c8..fde82accfda 100644
--- a/examples/widgets/itemviews/coloreditorfactory/window.cpp
+++ b/examples/widgets/itemviews/coloreditorfactory/window.cpp
@@ -71,10 +71,9 @@ Window::Window()
 
 void Window::createGUI()
 {
-    const QVector<QPair<QString, QColor> > list =
-        {{ tr("Alice"), QColor("aliceblue") },
-         { tr("Neptun"), QColor("aquamarine") },
-         { tr("Ferdinand"), QColor("springgreen") }};
+    const QList<QPair<QString, QColor>> list = { { tr("Alice"), QColor("aliceblue") },
+                                                 { tr("Neptun"), QColor("aquamarine") },
+                                                 { tr("Ferdinand"), QColor("springgreen") } };
 
     QTableWidget *table = new QTableWidget(3, 2);
     table->setHorizontalHeaderLabels({ tr("Name"), tr("Hair Color") });
diff --git a/examples/widgets/itemviews/editabletreemodel/treeitem.cpp b/examples/widgets/itemviews/editabletreemodel/treeitem.cpp
index 027a5f8849e..e82c84a4241 100644
--- a/examples/widgets/itemviews/editabletreemodel/treeitem.cpp
+++ b/examples/widgets/itemviews/editabletreemodel/treeitem.cpp
@@ -57,9 +57,8 @@
 #include "treeitem.h"
 
 //! [0]
-TreeItem::TreeItem(const QVector<QVariant> &data, TreeItem *parent)
-    : itemData(data),
-      parentItem(parent)
+TreeItem::TreeItem(const QList<QVariant> &data, TreeItem *parent)
+    : itemData(data), parentItem(parent)
 {}
 //! [0]
 
@@ -118,7 +117,7 @@ bool TreeItem::insertChildren(int position, int count, int columns)
         return false;
 
     for (int row = 0; row < count; ++row) {
-        QVector<QVariant> data(columns);
+        QList<QVariant> data(columns);
         TreeItem *item = new TreeItem(data, this);
         childItems.insert(position, item);
     }
diff --git a/examples/widgets/itemviews/editabletreemodel/treeitem.h b/examples/widgets/itemviews/editabletreemodel/treeitem.h
index 867be5f380e..b23697efe31 100644
--- a/examples/widgets/itemviews/editabletreemodel/treeitem.h
+++ b/examples/widgets/itemviews/editabletreemodel/treeitem.h
@@ -52,13 +52,13 @@
 #define TREEITEM_H
 
 #include <QVariant>
-#include <QVector>
+#include <QList>
 
 //! [0]
 class TreeItem
 {
 public:
-    explicit TreeItem(const QVector<QVariant> &data, TreeItem *parent = nullptr);
+    explicit TreeItem(const QList<QVariant> &data, TreeItem *parent = nullptr);
     ~TreeItem();
 
     TreeItem *child(int number);
@@ -74,8 +74,8 @@ public:
     bool setData(int column, const QVariant &value);
 
 private:
-    QVector<TreeItem*> childItems;
-    QVector<QVariant> itemData;
+    QList<TreeItem *> childItems;
+    QList<QVariant> itemData;
     TreeItem *parentItem;
 };
 //! [0]
diff --git a/examples/widgets/itemviews/editabletreemodel/treemodel.cpp b/examples/widgets/itemviews/editabletreemodel/treemodel.cpp
index 9678e45be7f..1161a8b5d20 100644
--- a/examples/widgets/itemviews/editabletreemodel/treemodel.cpp
+++ b/examples/widgets/itemviews/editabletreemodel/treemodel.cpp
@@ -57,7 +57,7 @@
 TreeModel::TreeModel(const QStringList &headers, const QString &data, QObject *parent)
     : QAbstractItemModel(parent)
 {
-    QVector<QVariant> rootData;
+    QList<QVariant> rootData;
     for (const QString &header : headers)
         rootData << header;
 
@@ -248,8 +248,8 @@ bool TreeModel::setHeaderData(int section, Qt::Orientation orientation,
 
 void TreeModel::setupModelData(const QStringList &lines, TreeItem *parent)
 {
-    QVector<TreeItem*> parents;
-    QVector<int> indentations;
+    QList<TreeItem *> parents;
+    QList<int> indentations;
     parents << parent;
     indentations << 0;
 
@@ -269,7 +269,7 @@ void TreeModel::setupModelData(const QStringList &lines, TreeItem *parent)
             // Read the column data from the rest of the line.
             const QStringList columnStrings =
                 lineData.split(QLatin1Char('\t'), Qt::SkipEmptyParts);
-            QVector<QVariant> columnData;
+            QList<QVariant> columnData;
             columnData.reserve(columnStrings.size());
             for (const QString &columnString : columnStrings)
                 columnData << columnString;
diff --git a/examples/widgets/itemviews/interview/model.cpp b/examples/widgets/itemviews/interview/model.cpp
index 519164999d4..5422757d959 100644
--- a/examples/widgets/itemviews/interview/model.cpp
+++ b/examples/widgets/itemviews/interview/model.cpp
@@ -55,8 +55,9 @@
 Model::Model(int rows, int columns, QObject *parent)
     : QAbstractItemModel(parent),
       services(QPixmap(":/images/services.png")),
-      rc(rows), cc(columns),
-      tree(new QVector<Node>(rows, Node()))
+      rc(rows),
+      cc(columns),
+      tree(new QList<Node>(rows, Node()))
 {
 
 }
@@ -139,8 +140,8 @@ Qt::ItemFlags Model::flags(const QModelIndex &index) const
 Model::Node *Model::node(int row, Node *parent) const
 {
     if (parent && !parent->children)
-        parent->children = new QVector<Node>(rc, Node(parent));
-    QVector<Node> *v = parent ? parent->children : tree;
+        parent->children = new QList<Node>(rc, Node(parent));
+    QList<Node> *v = parent ? parent->children : tree;
     return const_cast<Node*>(&(v->at(row)));
 }
 
diff --git a/examples/widgets/itemviews/interview/model.h b/examples/widgets/itemviews/interview/model.h
index 132f1d01aaa..ee64a32f934 100644
--- a/examples/widgets/itemviews/interview/model.h
+++ b/examples/widgets/itemviews/interview/model.h
@@ -54,7 +54,7 @@
 #include <QAbstractItemModel>
 #include <QFileIconProvider>
 #include <QIcon>
-#include <QVector>
+#include <QList>
 
 class Model : public QAbstractItemModel
 {
@@ -83,7 +83,7 @@ private:
         Node(Node *parent = nullptr) : parent(parent), children(nullptr) {}
         ~Node() { delete children; }
         Node *parent;
-        QVector<Node> *children;
+        QList<Node> *children;
     };
 
     Node *node(int row, Node *parent) const;
@@ -93,7 +93,7 @@ private:
     QIcon services;
     int rc;
     int cc;
-    QVector<Node> *tree;
+    QList<Node> *tree;
     QFileIconProvider iconProvider;
 };
 
diff --git a/examples/widgets/itemviews/puzzle/piecesmodel.h b/examples/widgets/itemviews/puzzle/piecesmodel.h
index 2a966037073..99cd7677b50 100644
--- a/examples/widgets/itemviews/puzzle/piecesmodel.h
+++ b/examples/widgets/itemviews/puzzle/piecesmodel.h
@@ -55,7 +55,7 @@
 #include <QPixmap>
 #include <QPoint>
 #include <QStringList>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 class QMimeData;
@@ -83,8 +83,8 @@ public:
     void addPieces(const QPixmap &pixmap);
 
 private:
-    QVector<QPoint> locations;
-    QVector<QPixmap> pixmaps;
+    QList<QPoint> locations;
+    QList<QPixmap> pixmaps;
 
     int m_PieceSize;
 };
diff --git a/examples/widgets/itemviews/puzzle/puzzlewidget.h b/examples/widgets/itemviews/puzzle/puzzlewidget.h
index 40dd654af6e..0ac4719d747 100644
--- a/examples/widgets/itemviews/puzzle/puzzlewidget.h
+++ b/examples/widgets/itemviews/puzzle/puzzlewidget.h
@@ -53,7 +53,7 @@
 
 #include <QPoint>
 #include <QPixmap>
-#include <QVector>
+#include <QList>
 #include <QWidget>
 
 QT_BEGIN_NAMESPACE
@@ -94,7 +94,7 @@ private:
     int findPiece(const QRect &pieceRect) const;
     const QRect targetSquare(const QPoint &position) const;
 
-    QVector<Piece> pieces;
+    QList<Piece> pieces;
     QRect highlightedRect;
     int inPlace;
     int m_ImageSize;
diff --git a/examples/widgets/itemviews/simpletreemodel/treeitem.cpp b/examples/widgets/itemviews/simpletreemodel/treeitem.cpp
index 41fe24e7377..f998432252d 100644
--- a/examples/widgets/itemviews/simpletreemodel/treeitem.cpp
+++ b/examples/widgets/itemviews/simpletreemodel/treeitem.cpp
@@ -57,7 +57,7 @@
 #include "treeitem.h"
 
 //! [0]
-TreeItem::TreeItem(const QVector<QVariant> &data, TreeItem *parent)
+TreeItem::TreeItem(const QList<QVariant> &data, TreeItem *parent)
     : m_itemData(data), m_parentItem(parent)
 {}
 //! [0]
diff --git a/examples/widgets/itemviews/simpletreemodel/treeitem.h b/examples/widgets/itemviews/simpletreemodel/treeitem.h
index 390433597d8..10c5dda35cc 100644
--- a/examples/widgets/itemviews/simpletreemodel/treeitem.h
+++ b/examples/widgets/itemviews/simpletreemodel/treeitem.h
@@ -52,13 +52,13 @@
 #define TREEITEM_H
 
 #include <QVariant>
-#include <QVector>
+#include <QList>
 
 //! [0]
 class TreeItem
 {
 public:
-    explicit TreeItem(const QVector<QVariant> &data, TreeItem *parentItem = nullptr);
+    explicit TreeItem(const QList<QVariant> &data, TreeItem *parentItem = nullptr);
     ~TreeItem();
 
     void appendChild(TreeItem *child);
@@ -71,8 +71,8 @@ public:
     TreeItem *parentItem();
 
 private:
-    QVector<TreeItem*> m_childItems;
-    QVector<QVariant> m_itemData;
+    QList<TreeItem *> m_childItems;
+    QList<QVariant> m_itemData;
     TreeItem *m_parentItem;
 };
 //! [0]
diff --git a/examples/widgets/itemviews/simpletreemodel/treemodel.cpp b/examples/widgets/itemviews/simpletreemodel/treemodel.cpp
index 28640d6433a..d94fdb08cd1 100644
--- a/examples/widgets/itemviews/simpletreemodel/treemodel.cpp
+++ b/examples/widgets/itemviews/simpletreemodel/treemodel.cpp
@@ -175,8 +175,8 @@ int TreeModel::rowCount(const QModelIndex &parent) const
 
 void TreeModel::setupModelData(const QStringList &lines, TreeItem *parent)
 {
-    QVector<TreeItem*> parents;
-    QVector<int> indentations;
+    QList<TreeItem *> parents;
+    QList<int> indentations;
     parents << parent;
     indentations << 0;
 
@@ -196,7 +196,7 @@ void TreeModel::setupModelData(const QStringList &lines, TreeItem *parent)
             // Read the column data from the rest of the line.
             const QStringList columnStrings =
                 lineData.split(QLatin1Char('\t'), Qt::SkipEmptyParts);
-            QVector<QVariant> columnData;
+            QList<QVariant> columnData;
             columnData.reserve(columnStrings.count());
             for (const QString &columnString : columnStrings)
                 columnData << columnString;
diff --git a/examples/widgets/painting/deform/pathdeform.h b/examples/widgets/painting/deform/pathdeform.h
index af869badc90..0314755b34c 100644
--- a/examples/widgets/painting/deform/pathdeform.h
+++ b/examples/widgets/painting/deform/pathdeform.h
@@ -105,8 +105,8 @@ private:
 //     int m_fpsCounter;
     QElapsedTimer m_repaintTracker;
 
-    QVector<QPainterPath> m_paths;
-    QVector<QPointF> m_advances;
+    QList<QPainterPath> m_paths;
+    QList<QPointF> m_advances;
     QRectF m_pathBounds;
     QString m_text;
 
diff --git a/examples/widgets/painting/gradients/gradients.cpp b/examples/widgets/painting/gradients/gradients.cpp
index cb1a0177e95..76d5818d32e 100644
--- a/examples/widgets/painting/gradients/gradients.cpp
+++ b/examples/widgets/painting/gradients/gradients.cpp
@@ -542,7 +542,7 @@ GradientRenderer::GradientRenderer(QWidget *parent)
     m_hoverPoints->setConnectionType(HoverPoints::NoConnection);
     m_hoverPoints->setEditable(false);
 
-    QVector<QPointF> points;
+    QList<QPointF> points;
     points << QPointF(100, 100) << QPointF(200, 200);
     m_hoverPoints->setPoints(points);
 
diff --git a/examples/widgets/painting/pathstroke/pathstroke.cpp b/examples/widgets/painting/pathstroke/pathstroke.cpp
index 439bcb2cd0d..412c2da6a4f 100644
--- a/examples/widgets/painting/pathstroke/pathstroke.cpp
+++ b/examples/widgets/painting/pathstroke/pathstroke.cpp
@@ -470,7 +470,7 @@ void PathStrokeRenderer::paint(QPainter *painter)
             stroker.setJoinStyle(m_joinStyle);
             stroker.setCapStyle(m_capStyle);
 
-            QVector<qreal> dashes;
+            QList<qreal> dashes;
             qreal space = 4;
             dashes << 1 << space
                    << 3 << space
diff --git a/examples/widgets/painting/pathstroke/pathstroke.h b/examples/widgets/painting/pathstroke/pathstroke.h
index b559ed2ba08..e7e78b641b0 100644
--- a/examples/widgets/painting/pathstroke/pathstroke.h
+++ b/examples/widgets/painting/pathstroke/pathstroke.h
@@ -119,8 +119,8 @@ private:
     int m_pointCount;
     int m_pointSize;
     int m_activePoint;
-    QVector<QPointF> m_points;
-    QVector<QPointF> m_vectors;
+    QList<QPointF> m_points;
+    QList<QPointF> m_vectors;
 
     Qt::PenJoinStyle m_joinStyle;
     Qt::PenCapStyle m_capStyle;
diff --git a/examples/widgets/painting/shared/hoverpoints.h b/examples/widgets/painting/shared/hoverpoints.h
index 6bf1cafe4ea..3c6f356e1bc 100644
--- a/examples/widgets/painting/shared/hoverpoints.h
+++ b/examples/widgets/painting/shared/hoverpoints.h
@@ -135,7 +135,7 @@ private:
     SortType m_sortType;
     ConnectionType m_connectionType;
 
-    QVector<uint> m_locks;
+    QList<uint> m_locks;
 
     QSizeF m_pointSize;
     int m_currentIndex;
diff --git a/examples/widgets/richtext/calendar/mainwindow.cpp b/examples/widgets/richtext/calendar/mainwindow.cpp
index 8ac5a8cdce0..2b8fd518afa 100644
--- a/examples/widgets/richtext/calendar/mainwindow.cpp
+++ b/examples/widgets/richtext/calendar/mainwindow.cpp
@@ -132,7 +132,7 @@ void MainWindow::insertCalendar()
     tableFormat.setCellPadding(2);
     tableFormat.setCellSpacing(4);
 //! [6] //! [7]
-    QVector<QTextLength> constraints;
+    QList<QTextLength> constraints;
     constraints << QTextLength(QTextLength::PercentageLength, 14)
                 << QTextLength(QTextLength::PercentageLength, 14)
                 << QTextLength(QTextLength::PercentageLength, 14)
diff --git a/examples/widgets/richtext/syntaxhighlighter/highlighter.h b/examples/widgets/richtext/syntaxhighlighter/highlighter.h
index 0a24224b56a..163b01cda63 100644
--- a/examples/widgets/richtext/syntaxhighlighter/highlighter.h
+++ b/examples/widgets/richtext/syntaxhighlighter/highlighter.h
@@ -76,7 +76,7 @@ private:
         QRegularExpression pattern;
         QTextCharFormat format;
     };
-    QVector<HighlightingRule> highlightingRules;
+    QList<HighlightingRule> highlightingRules;
 
     QRegularExpression commentStartExpression;
     QRegularExpression commentEndExpression;
diff --git a/examples/widgets/tools/treemodelcompleter/mainwindow.cpp b/examples/widgets/tools/treemodelcompleter/mainwindow.cpp
index 3305ac90325..44c5b1312ae 100644
--- a/examples/widgets/tools/treemodelcompleter/mainwindow.cpp
+++ b/examples/widgets/tools/treemodelcompleter/mainwindow.cpp
@@ -201,7 +201,7 @@ QAbstractItemModel *MainWindow::modelFromFile(const QString &fileName)
 #endif
 
     QStandardItemModel *model = new QStandardItemModel(completer);
-    QVector<QStandardItem *> parents(10);
+    QList<QStandardItem *> parents(10);
     parents[0] = model->invisibleRootItem();
 
     QRegularExpression re("^\\s+");
diff --git a/examples/widgets/tools/undo/document.h b/examples/widgets/tools/undo/document.h
index 01447ef5415..6e728ca7a9c 100644
--- a/examples/widgets/tools/undo/document.h
+++ b/examples/widgets/tools/undo/document.h
@@ -121,7 +121,7 @@ private:
     int indexAt(const QPoint &pos) const;
     QString uniqueName(const QString &name) const;
 
-    QVector<Shape> m_shapeList;
+    QList<Shape> m_shapeList;
     QPoint m_mousePressOffset;
     QString m_fileName;
     QUndoStack *m_undoStack = nullptr;
diff --git a/examples/widgets/widgets/icons/iconpreviewarea.cpp b/examples/widgets/widgets/icons/iconpreviewarea.cpp
index 96cb6f008e9..8a1ef8a3c44 100644
--- a/examples/widgets/widgets/icons/iconpreviewarea.cpp
+++ b/examples/widgets/widgets/icons/iconpreviewarea.cpp
@@ -81,15 +81,16 @@ IconPreviewArea::IconPreviewArea(QWidget *parent)
 //! [0]
 
 //! [42]
-QVector<QIcon::Mode> IconPreviewArea::iconModes()
+QList<QIcon::Mode> IconPreviewArea::iconModes()
 {
-    static const QVector<QIcon::Mode> result = {QIcon::Normal, QIcon::Active, QIcon::Disabled, QIcon::Selected};
+    static const QList<QIcon::Mode> result = { QIcon::Normal, QIcon::Active, QIcon::Disabled,
+                                               QIcon::Selected };
     return result;
 }
 
-QVector<QIcon::State> IconPreviewArea::iconStates()
+QList<QIcon::State> IconPreviewArea::iconStates()
 {
-    static const QVector<QIcon::State> result = {QIcon::Off, QIcon::On};
+    static const QList<QIcon::State> result = { QIcon::Off, QIcon::On };
     return result;
 }
 
diff --git a/examples/widgets/widgets/icons/iconpreviewarea.h b/examples/widgets/widgets/icons/iconpreviewarea.h
index 6ea35a5230d..5387cb9f6d9 100644
--- a/examples/widgets/widgets/icons/iconpreviewarea.h
+++ b/examples/widgets/widgets/icons/iconpreviewarea.h
@@ -54,7 +54,7 @@
 #include <QIcon>
 #include <QWidget>
 #include <QStringList>
-#include <QVector>
+#include <QList>
 
 QT_BEGIN_NAMESPACE
 class QLabel;
@@ -71,8 +71,8 @@ public:
     void setIcon(const QIcon &icon);
     void setSize(const QSize &size);
 
-    static QVector<QIcon::Mode> iconModes();
-    static QVector<QIcon::State> iconStates();
+    static QList<QIcon::Mode> iconModes();
+    static QList<QIcon::State> iconStates();
     static QStringList iconModeNames();
     static QStringList iconStateNames();
 
diff --git a/examples/widgets/widgets/tooltips/sortingbox.h b/examples/widgets/widgets/tooltips/sortingbox.h
index 785154746e5..3d0cecea2bf 100644
--- a/examples/widgets/widgets/tooltips/sortingbox.h
+++ b/examples/widgets/widgets/tooltips/sortingbox.h
@@ -99,7 +99,7 @@ private:
                                   const char *member);
 
 //! [2]
-    QVector<ShapeItem> shapeItems;
+    QList<ShapeItem> shapeItems;
     QPainterPath circlePath;
     QPainterPath squarePath;
     QPainterPath trianglePath;