diff --git a/src/app/layout/qgslayoutmapwidget.cpp b/src/app/layout/qgslayoutmapwidget.cpp
index 355e0e8ff91..7d50d0bd35a 100644
--- a/src/app/layout/qgslayoutmapwidget.cpp
+++ b/src/app/layout/qgslayoutmapwidget.cpp
@@ -829,51 +829,6 @@ void QgsLayoutMapWidget::blockAllSignals( bool b )
   blockOverviewItemsSignals( b );
 }
 
-void QgsLayoutMapWidget::handleChangedFrameDisplay( QgsLayoutItemMapGrid::BorderSide border, const QgsLayoutItemMapGrid::DisplayMode mode )
-{
-  QgsLayoutItemMapGrid *grid = currentGrid();
-  if ( !grid )
-  {
-    return;
-  }
-
-  mMapItem->layout()->undoStack()->beginCommand( mMapItem, tr( "Change Frame Divisions" ) );
-  grid->setFrameDivisions( mode, border );
-  mMapItem->layout()->undoStack()->endCommand();
-  mMapItem->updateBoundingRect();
-}
-
-void QgsLayoutMapWidget::handleChangedAnnotationDisplay( QgsLayoutItemMapGrid::BorderSide border, const QString &text )
-{
-  QgsLayoutItemMapGrid *grid = currentGrid();
-  if ( !grid )
-  {
-    return;
-  }
-
-  mMapItem->layout()->undoStack()->beginCommand( mMapItem, tr( "Change Annotation Display" ) );
-  if ( text == tr( "Show all" ) )
-  {
-    grid->setAnnotationDisplay( QgsLayoutItemMapGrid::ShowAll, border );
-  }
-  else if ( text == tr( "Show latitude only" ) )
-  {
-    grid->setAnnotationDisplay( QgsLayoutItemMapGrid::LatitudeOnly, border );
-  }
-  else if ( text == tr( "Show longitude only" ) )
-  {
-    grid->setAnnotationDisplay( QgsLayoutItemMapGrid::LongitudeOnly, border );
-  }
-  else //disabled
-  {
-    grid->setAnnotationDisplay( QgsLayoutItemMapGrid::HideAll, border );
-  }
-
-  mMapItem->updateBoundingRect();
-  mMapItem->update();
-  mMapItem->layout()->undoStack()->endCommand();
-}
-
 void QgsLayoutMapWidget::updatePreview()
 {
   if ( !mMapItem )
@@ -974,133 +929,6 @@ void QgsLayoutMapWidget::mDrawCanvasItemsCheckBox_stateChanged( int state )
   mMapItem->layout()->undoStack()->endCommand();
 }
 
-void QgsLayoutMapWidget::insertAnnotationPositionEntries( QComboBox *c )
-{
-  c->insertItem( 0, tr( "Inside frame" ) );
-  c->insertItem( 1, tr( "Outside frame" ) );
-}
-
-void QgsLayoutMapWidget::insertAnnotationDirectionEntries( QComboBox *c )
-{
-  c->addItem( tr( "Horizontal" ), QgsLayoutItemMapGrid::Horizontal );
-  c->addItem( tr( "Vertical ascending" ), QgsLayoutItemMapGrid::Vertical );
-  c->addItem( tr( "Vertical descending" ), QgsLayoutItemMapGrid::VerticalDescending );
-}
-
-void QgsLayoutMapWidget::initFrameDisplayBox( QComboBox *c, QgsLayoutItemMapGrid::DisplayMode display )
-{
-  if ( !c )
-  {
-    return;
-  }
-  c->setCurrentIndex( c->findData( display ) );
-}
-
-void QgsLayoutMapWidget::initAnnotationDisplayBox( QComboBox *c, QgsLayoutItemMapGrid::DisplayMode display )
-{
-  if ( !c )
-  {
-    return;
-  }
-
-  if ( display == QgsLayoutItemMapGrid::ShowAll )
-  {
-    c->setCurrentIndex( c->findText( tr( "Show all" ) ) );
-  }
-  else if ( display == QgsLayoutItemMapGrid::LatitudeOnly )
-  {
-    c->setCurrentIndex( c->findText( tr( "Show latitude only" ) ) );
-  }
-  else if ( display == QgsLayoutItemMapGrid::LongitudeOnly )
-  {
-    c->setCurrentIndex( c->findText( tr( "Show longitude only" ) ) );
-  }
-  else
-  {
-    c->setCurrentIndex( c->findText( tr( "Disabled" ) ) );
-  }
-}
-
-void QgsLayoutMapWidget::handleChangedAnnotationPosition( QgsLayoutItemMapGrid::BorderSide border, const QString &text )
-{
-  QgsLayoutItemMapGrid *grid = currentGrid();
-  if ( !grid )
-  {
-    return;
-  }
-
-  mMapItem->layout()->undoStack()->beginCommand( mMapItem, tr( "Change Annotation Position" ) );
-  if ( text == tr( "Inside frame" ) )
-  {
-    grid->setAnnotationPosition( QgsLayoutItemMapGrid::InsideMapFrame, border );
-  }
-  else //Outside frame
-  {
-    grid->setAnnotationPosition( QgsLayoutItemMapGrid::OutsideMapFrame, border );
-  }
-
-  mMapItem->updateBoundingRect();
-  mMapItem->update();
-  mMapItem->layout()->undoStack()->endCommand();
-}
-
-void QgsLayoutMapWidget::handleChangedAnnotationDirection( QgsLayoutItemMapGrid::BorderSide border, QgsLayoutItemMapGrid::AnnotationDirection direction )
-{
-  QgsLayoutItemMapGrid *grid = currentGrid();
-  if ( !grid )
-  {
-    return;
-  }
-
-  mMapItem->layout()->undoStack()->beginCommand( mMapItem, tr( "Change Annotation Direction" ) );
-  grid->setAnnotationDirection( direction, border );
-  mMapItem->updateBoundingRect();
-  mMapItem->update();
-  mMapItem->layout()->undoStack()->endCommand();
-}
-
-void QgsLayoutMapWidget::insertFrameDisplayEntries( QComboBox *c )
-{
-  c->addItem( tr( "All" ), QgsLayoutItemMapGrid::ShowAll );
-  c->addItem( tr( "Latitude/Y only" ), QgsLayoutItemMapGrid::LatitudeOnly );
-  c->addItem( tr( "Longitude/X only" ), QgsLayoutItemMapGrid::LongitudeOnly );
-}
-
-void QgsLayoutMapWidget::insertAnnotationDisplayEntries( QComboBox *c )
-{
-  c->insertItem( 0, tr( "Show all" ) );
-  c->insertItem( 1, tr( "Show latitude only" ) );
-  c->insertItem( 2, tr( "Show longitude only" ) );
-  c->insertItem( 3, tr( "Disabled" ) );
-}
-
-void QgsLayoutMapWidget::initAnnotationPositionBox( QComboBox *c, QgsLayoutItemMapGrid::AnnotationPosition pos )
-{
-  if ( !c )
-  {
-    return;
-  }
-
-  if ( pos == QgsLayoutItemMapGrid::InsideMapFrame )
-  {
-    c->setCurrentIndex( c->findText( tr( "Inside frame" ) ) );
-  }
-  else
-  {
-    c->setCurrentIndex( c->findText( tr( "Outside frame" ) ) );
-  }
-}
-
-void QgsLayoutMapWidget::initAnnotationDirectionBox( QComboBox *c, QgsLayoutItemMapGrid::AnnotationDirection dir )
-{
-  if ( !c )
-  {
-    return;
-  }
-  c->setCurrentIndex( c->findData( dir ) );
-}
-
-
 void QgsLayoutMapWidget::atlasLayerChanged( QgsVectorLayer *layer )
 {
   if ( !layer || layer->wkbType() == QgsWkbTypes::NoGeometry )
diff --git a/src/app/layout/qgslayoutmapwidget.h b/src/app/layout/qgslayoutmapwidget.h
index 3dad542ac0f..768b13b9f3d 100644
--- a/src/app/layout/qgslayoutmapwidget.h
+++ b/src/app/layout/qgslayoutmapwidget.h
@@ -138,21 +138,6 @@ class QgsLayoutMapWidget: public QgsLayoutItemBaseWidget, private Ui::QgsLayoutM
 
     void rotationChanged( double value );
 
-    void handleChangedFrameDisplay( QgsLayoutItemMapGrid::BorderSide border, QgsLayoutItemMapGrid::DisplayMode mode );
-    void handleChangedAnnotationDisplay( QgsLayoutItemMapGrid::BorderSide border, const QString &text );
-    void handleChangedAnnotationPosition( QgsLayoutItemMapGrid::BorderSide border, const QString &text );
-    void handleChangedAnnotationDirection( QgsLayoutItemMapGrid::BorderSide border, QgsLayoutItemMapGrid::AnnotationDirection direction );
-
-    void insertFrameDisplayEntries( QComboBox *c );
-    void insertAnnotationDisplayEntries( QComboBox *c );
-    void insertAnnotationPositionEntries( QComboBox *c );
-    void insertAnnotationDirectionEntries( QComboBox *c );
-
-    void initFrameDisplayBox( QComboBox *c, QgsLayoutItemMapGrid::DisplayMode display );
-    void initAnnotationDisplayBox( QComboBox *c, QgsLayoutItemMapGrid::DisplayMode display );
-    void initAnnotationPositionBox( QComboBox *c, QgsLayoutItemMapGrid::AnnotationPosition pos );
-    void initAnnotationDirectionBox( QComboBox *c, QgsLayoutItemMapGrid::AnnotationDirection dir );
-
     //! Enables or disables the atlas margin and predefined scales radio depending on the atlas coverage layer type
     void toggleAtlasScalingOptionsByLayerType();