diff --git a/share/qtcreator/qmldesigner/itemLibraryQmlSources/ItemsView.qml b/share/qtcreator/qmldesigner/itemLibraryQmlSources/ItemsView.qml
index e22f23dc12e..48db2229b10 100644
--- a/share/qtcreator/qmldesigner/itemLibraryQmlSources/ItemsView.qml
+++ b/share/qtcreator/qmldesigner/itemLibraryQmlSources/ItemsView.qml
@@ -247,7 +247,7 @@ Item {
                                                      : StudioTheme.Values.themeTextColor
                         leftPadding: 0
                         rightPadding: 0
-                        expanded: importExpanded
+                        defaultExpanded: importExpanded
                         expandOnClick: false
                         useDefaulContextMenu: false
                         category: "ItemsView"
@@ -278,7 +278,7 @@ Item {
                                     addBottomPadding: index !== categoryModel.rowCount() - 1
                                     caption: displayNMame + " (" + itemModel.rowCount() + ")"
                                     visible: categoryVisible
-                                    expanded: categoryExpanded
+                                    defaultExpanded: categoryExpanded
                                     expandOnClick: false
                                     onToggleExpand: categoryExpanded = !categoryExpanded
                                     useDefaulContextMenu: false
@@ -362,7 +362,7 @@ Item {
                                                          : StudioTheme.Values.themeTextColor
                             leftPadding: 0
                             rightPadding: 0
-                            expanded: importExpanded
+                            defaultExpanded: importExpanded
                             expandOnClick: false
                             useDefaulContextMenu: false
                             category: "ItemsView"
diff --git a/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/EffectsSection.qml b/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/EffectsSection.qml
index 4da7d9fb5d3..7119bfd84e2 100644
--- a/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/EffectsSection.qml
+++ b/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/EffectsSection.qml
@@ -195,7 +195,8 @@ Section {
             labelCapitalization: Font.MixedCase
             visible: root.hasDesignerEffect
             category: "DesignEffects"
-            expanded: false
+            defaultExpanded: false
+            expanded: defaultExpanded
 
             SectionLayout {
 
@@ -243,7 +244,8 @@ Section {
             labelCapitalization: Font.MixedCase
             visible: root.hasDesignerEffect
             category: "DesignEffects"
-            expanded: false
+            defaultExpanded: false
+            expanded: defaultExpanded
 
             SectionLayout {
 
@@ -355,7 +357,8 @@ Section {
                 anchors.right: parent.right
                 category: "DesignEffects"
                 fillBackground: true
-                expanded: false
+                defaultExpanded: false
+                expanded: defaultExpanded
 
                 draggable: true
                 showCloseButton: true
diff --git a/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/ItemPane.qml b/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/ItemPane.qml
index 536ba9dd90d..2fda6717290 100644
--- a/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/ItemPane.qml
+++ b/share/qtcreator/qmldesigner/propertyEditorQmlSources/QtQuick/ItemPane.qml
@@ -142,15 +142,15 @@ PropertyEditorPane {
             }
 
             EffectsSection {
-                expanded: false
+                defaultExpanded: false
             }
 
             AdvancedSection {
-                expanded: false
+                defaultExpanded: false
             }
 
             LayerSection {
-                expanded: false
+                defaultExpanded: false
             }
         }
 
diff --git a/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/Section.qml b/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/Section.qml
index 5af99822c71..8f3878797f5 100644
--- a/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/Section.qml
+++ b/share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/HelperWidgets/Section.qml
@@ -49,7 +49,8 @@ Item {
     property int topPadding: StudioTheme.Values.sectionHeadSpacerHeight
     property int bottomPadding: StudioTheme.Values.sectionHeadSpacerHeight
 
-    property bool expanded: true
+    property bool defaultExpanded: true
+    property bool expanded: defaultExpanded
     property int level: 0
     property int levelShift: 10
     property bool hideHeader: false
@@ -68,6 +69,39 @@ Item {
 
     clip: true
 
+    Component.onCompleted: {
+        updateExpansion()
+    }
+
+    function updateExpansion() {
+        // Check if function 'loadExpandedState' exists in current context
+        if (typeof loadExpandedState === "function") {
+            if (section.expandOnClick)
+                section.expanded = loadExpandedState(section.caption, section.defaultExpanded)
+            else if (loadExpandedState(section.caption, section.defaultExpanded))
+                section.expand()
+            else
+                section.collapse()
+        } else {
+            // Fallback to default value
+            if (section.expandOnClick)
+                section.expanded = section.defaultExpanded
+            else if (section.defaultExpanded)
+                section.expand()
+            else
+                section.collapse()
+        }
+    }
+
+    Connections {
+        target: modelNodeBackend ?? null
+        ignoreUnknownSignals: true
+
+        function onSelectionChanged() {
+            updateExpansion()
+        }
+    }
+
     Connections {
         id: connection
         target: section
@@ -165,6 +199,10 @@ Item {
                         section.expanded = !section.expanded
                     else
                         section.toggleExpand()
+
+                    // Check if function 'saveExpandedState' exists in current context
+                    if (typeof saveExpandedState === "function")
+                        saveExpandedState(section.caption, section.expanded)
                 } else {
                     section.showContextMenu()
                 }
@@ -249,6 +287,10 @@ Item {
                         section.expanded = !section.expanded
                     else
                         section.toggleExpand()
+
+                    // Check if function 'saveExpandedState' exists in current context
+                    if (typeof saveExpandedState === "function")
+                        saveExpandedState(section.caption, section.expanded)
                 }
             }
 
diff --git a/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.cpp b/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.cpp
index 46436c135f5..e894e2a054b 100644
--- a/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.cpp
+++ b/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.cpp
@@ -693,6 +693,16 @@ void PropertyEditorContextObject::handleToolBarAction(int action)
     emit toolBarAction(action);
 }
 
+void PropertyEditorContextObject::saveExpandedState(const QString &sectionName, bool expanded)
+{
+    s_expandedStateHash.insert(sectionName, expanded);
+}
+
+bool PropertyEditorContextObject::loadExpandedState(const QString &sectionName, bool defaultValue) const
+{
+    return s_expandedStateHash.value(sectionName, defaultValue);
+}
+
 void EasingCurveEditor::registerDeclarativeType()
 {
      qmlRegisterType<EasingCurveEditor>("HelperWidgets", 2, 0, "EasingCurveEditor");
diff --git a/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.h b/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.h
index 650f2bbbae8..e58d8c58299 100644
--- a/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.h
+++ b/src/plugins/qmldesigner/components/propertyeditor/propertyeditorcontextobject.h
@@ -104,6 +104,9 @@ public:
 
     Q_INVOKABLE void handleToolBarAction(int action);
 
+    Q_INVOKABLE void saveExpandedState(const QString &sectionName, bool expanded);
+    Q_INVOKABLE bool loadExpandedState(const QString &sectionName, bool defaultValue) const;
+
     enum ToolBarAction { SelectionLock, SelectionUnlock };
     Q_ENUM(ToolBarAction)
 
@@ -241,6 +244,8 @@ private:
     QStringList m_insightCategories;
 
     ModelNodes m_editorNodes; // Nodes that are being edited by PropertyEditor
+
+    inline static QHash<QString, bool> s_expandedStateHash;
 };
 
 class EasingCurveEditor : public QObject