diff --git a/python/core/auto_generated/layertree/qgslayertreeregistrybridge.sip.in b/python/core/auto_generated/layertree/qgslayertreeregistrybridge.sip.in
index b81ce011736..9d985b5ffb5 100644
--- a/python/core/auto_generated/layertree/qgslayertreeregistrybridge.sip.in
+++ b/python/core/auto_generated/layertree/qgslayertreeregistrybridge.sip.in
@@ -34,6 +34,9 @@ from the map layer registry.
     struct InsertionPoint
     {
       InsertionPoint( QgsLayerTreeGroup *parent, int position );
+%Docstring
+Construcs an insertion point as layer tree group with its corresponding position.
+%End
       QgsLayerTreeGroup *parent;
       int position;
     };
@@ -54,7 +57,7 @@ Create the instance that synchronizes given project with a layer tree root
 Set where the new layers should be inserted - can be used to follow current selection.
 By default it is root group with zero index.
 
-.. deprecated:: since QGIS 3.10
+.. deprecated:: since QGIS 3.10 use setLayerInsertionPoint( const InsertionPoint &insertionPoint ) instead
 %End
 
     void setLayerInsertionPoint( const InsertionPoint &insertionPoint );
diff --git a/python/gui/auto_generated/qgisinterface.sip.in b/python/gui/auto_generated/qgisinterface.sip.in
index 94ad6cd750a..648ed080511 100644
--- a/python/gui/auto_generated/qgisinterface.sip.in
+++ b/python/gui/auto_generated/qgisinterface.sip.in
@@ -634,8 +634,8 @@ Take screenshots for user documentation
 
     virtual QgsLayerTreeRegistryBridge::InsertionPoint layerTreeInsertionPoint() = 0;
 %Docstring
-Returns the insertion group with its insertion index
-In Python, returns a tuple (insertionGroup, insertionIndex)
+Returns the insertion point.
+This represents the current layer tree group and index where newly added map layers should be inserted into.
 
 .. versionadded:: 3.10
 %End
diff --git a/src/core/layertree/qgslayertreeregistrybridge.h b/src/core/layertree/qgslayertreeregistrybridge.h
index 258304b4e38..899d6cdef37 100644
--- a/src/core/layertree/qgslayertreeregistrybridge.h
+++ b/src/core/layertree/qgslayertreeregistrybridge.h
@@ -47,16 +47,18 @@ class CORE_EXPORT QgsLayerTreeRegistryBridge : public QObject
   public:
 
     /**
-     * A structure to define the insertion point to the layer tree
+     * A structure to define the insertion point to the layer tree.
+     * This represents the current layer tree group and index where newly added map layers should be inserted into.
      * \since QGIS 3.10
      */
     struct InsertionPoint
     {
+      //! Construcs an insertion point as layer tree group with its corresponding position.
       InsertionPoint( QgsLayerTreeGroup *parent, int position )
         : parent( parent ), position( position ) {}
 
-      QgsLayerTreeGroup *parent;
-      int position;
+      QgsLayerTreeGroup *parent = nullptr;
+      int position = 0;
     };
 
     //! Create the instance that synchronizes given project with a layer tree root
@@ -71,7 +73,7 @@ class CORE_EXPORT QgsLayerTreeRegistryBridge : public QObject
     /**
      * Set where the new layers should be inserted - can be used to follow current selection.
      * By default it is root group with zero index.
-     * \deprecated since QGIS 3.10
+     * \deprecated since QGIS 3.10 use setLayerInsertionPoint( const InsertionPoint &insertionPoint ) instead
      */
     Q_DECL_DEPRECATED void setLayerInsertionPoint( QgsLayerTreeGroup *parentGroup, int index ) SIP_DEPRECATED;
 
diff --git a/src/gui/qgisinterface.h b/src/gui/qgisinterface.h
index 60433e39d35..bcc4b545633 100644
--- a/src/gui/qgisinterface.h
+++ b/src/gui/qgisinterface.h
@@ -564,8 +564,8 @@ class GUI_EXPORT QgisInterface : public QObject
     virtual void takeAppScreenShots( const QString &saveDirectory, const int categories = 0 ) {Q_UNUSED( saveDirectory ) Q_UNUSED( categories );}
 
     /**
-     * Returns the insertion group with its insertion index
-     * In Python, returns a tuple (insertionGroup, insertionIndex)
+     * Returns the insertion point.
+     * This represents the current layer tree group and index where newly added map layers should be inserted into.
      * \since QGIS 3.10
      */
     virtual QgsLayerTreeRegistryBridge::InsertionPoint layerTreeInsertionPoint() = 0;