diff --git a/apps/math_toolbox.cpp b/apps/math_toolbox.cpp
index e5af6a450..192c2180c 100644
--- a/apps/math_toolbox.cpp
+++ b/apps/math_toolbox.cpp
@@ -236,16 +236,22 @@ TextField * MathToolbox::sender() {
 }
 
 bool MathToolbox::handleEventForRow(Ion::Events::Event event, int selectedRow) {
-  if (event == Ion::Events::Back) {
+  int depth = m_stack.depth();
+  if (event == Ion::Events::Back && depth == 0) {
+    m_selectableTableView.deselectTable();
+    app()->dismissModalViewController();
+    return true;
+  }
+  if ((event == Ion::Events::Back || event == Ion::Events::Left) && depth > 0) {
     return returnToPreviousMenu();
   }
-  if (event == Ion::Events::OK || event == Ion::Events::EXE) {
-    ToolboxNode * selectedNode = (ToolboxNode *)m_nodeModel->children(selectedRow);
-    if (selectedNode->numberOfChildren() == 0) {
-      return selectLeaf(selectedNode);
-    }
+  ToolboxNode * selectedNode = (ToolboxNode *)m_nodeModel->children(selectedRow);
+  if ((event == Ion::Events::OK || event == Ion::Events::EXE || event == Ion::Events::Right) && selectedNode->numberOfChildren() > 0) {
     return selectSubMenu(selectedNode);
   }
+  if ((event == Ion::Events::OK || event == Ion::Events::EXE) && selectedNode->numberOfChildren() == 0) {
+    return selectLeaf(selectedNode);
+  }
   return false;
 }
 
@@ -277,10 +283,6 @@ bool MathToolbox::selectLeaf(ToolboxNode * selectedNode){
 bool MathToolbox::returnToPreviousMenu() {
   m_selectableTableView.deselectTable();
   int depth = m_stack.depth();
-  if (depth == 0) {
-    app()->dismissModalViewController();
-    return true;
-  }
   int index = 0;
   ToolboxNode * parentNode = (ToolboxNode *)rootModel();
   Stack::State * previousState = m_stack.stateAtIndex(index++);;
diff --git a/apps/probability/law_controller.cpp b/apps/probability/law_controller.cpp
index 10be9ab4d..14e3777f2 100644
--- a/apps/probability/law_controller.cpp
+++ b/apps/probability/law_controller.cpp
@@ -84,7 +84,7 @@ void Probability::LawController::didBecomeFirstResponder() {
 }
 
 bool Probability::LawController::handleEvent(Ion::Events::Event event) {
-  if (event == Ion::Events::OK || event == Ion::Events::EXE) {
+  if (event == Ion::Events::OK || event == Ion::Events::EXE || event == Ion::Events::Right) {
     StackViewController * stack = (StackViewController *)parentResponder();
     setLawAccordingToIndex(selectedRow());
     stack->push(m_parametersController, KDColorWhite, Palette::PurpleBright, Palette::PurpleBright);
diff --git a/apps/probability/parameters_controller.cpp b/apps/probability/parameters_controller.cpp
index ed42313d0..2293270ab 100644
--- a/apps/probability/parameters_controller.cpp
+++ b/apps/probability/parameters_controller.cpp
@@ -81,6 +81,13 @@ const char * ParametersController::title() {
   return I18n::translate(m_law->title());
 }
 
+bool ParametersController::handleEvent(Ion::Events::Event event) {
+  if (event == Ion::Events::Left) {
+    stackController()->pop();
+    return true;
+  }
+  return false;
+}
 void ParametersController::reinitCalculation() {
   m_calculationController->setCalculationAccordingToIndex(0, true);
 }
diff --git a/apps/probability/parameters_controller.h b/apps/probability/parameters_controller.h
index d987d504e..0ba1e9c00 100644
--- a/apps/probability/parameters_controller.h
+++ b/apps/probability/parameters_controller.h
@@ -12,6 +12,7 @@ class ParametersController : public Shared::FloatParameterController {
 public:
   ParametersController(Responder * parentResponder, Law * m_law, CalculationController * calculationController);
   const char * title() override;
+  bool handleEvent(Ion::Events::Event event) override;
   void reinitCalculation();
   void didBecomeFirstResponder() override;
   void viewWillAppear() override;
diff --git a/apps/sequence/list/list_parameter_controller.cpp b/apps/sequence/list/list_parameter_controller.cpp
index 621762263..4b76153f6 100644
--- a/apps/sequence/list/list_parameter_controller.cpp
+++ b/apps/sequence/list/list_parameter_controller.cpp
@@ -24,7 +24,11 @@ void ListParameterController::setFunction(Shared::Function * function) {
 }
 
 bool ListParameterController::handleEvent(Ion::Events::Event event) {
-  if (event == Ion::Events::OK || event == Ion::Events::EXE) {
+#if FUNCTION_COLOR_CHOICE
+  if (event == Ion::Events::OK || event == Ion::Events::EXE || (event == Ion::Events::Right && selectedRow() == 1)) {
+#else
+  if (event == Ion::Events::OK || event == Ion::Events::EXE || (event == Ion::Events::Right && selectedRow() == 0)) {
+#endif
     int selectedRowIndex = selectedRow();
     switch (selectedRowIndex) {
 #if FUNCTION_COLOR_CHOICE
diff --git a/apps/sequence/list/type_parameter_controller.cpp b/apps/sequence/list/type_parameter_controller.cpp
index b7f728558..08555eab2 100644
--- a/apps/sequence/list/type_parameter_controller.cpp
+++ b/apps/sequence/list/type_parameter_controller.cpp
@@ -67,6 +67,10 @@ bool TypeParameterController::handleEvent(Ion::Events::Event event) {
     app()->dismissModalViewController();
     return true;
   }
+  if (event == Ion::Events::Left && m_sequence) {
+    stackController()->pop();
+    return true;
+  }
   return false;
 }
 
diff --git a/apps/settings/main_controller.cpp b/apps/settings/main_controller.cpp
index c4aa87679..43b2b627d 100644
--- a/apps/settings/main_controller.cpp
+++ b/apps/settings/main_controller.cpp
@@ -58,8 +58,11 @@ void MainController::didBecomeFirstResponder() {
 }
 
 bool MainController::handleEvent(Ion::Events::Event event) {
-  if (event == Ion::Events::OK || event == Ion::Events::EXE) {
+  if (event == Ion::Events::OK || event == Ion::Events::EXE || event == Ion::Events::Right) {
     if (m_nodeModel->children(selectedRow())->numberOfChildren() == 0) {
+      if (event == Ion::Events::Right) {
+        return false;
+      }
       GlobalPreferences::sharedGlobalPreferences()->setShowUpdatePopUp(!GlobalPreferences::sharedGlobalPreferences()->showUpdatePopUp());
       m_selectableTableView.reloadData();
       return true;
diff --git a/apps/settings/sub_controller.cpp b/apps/settings/sub_controller.cpp
index 858016837..69834e7c1 100644
--- a/apps/settings/sub_controller.cpp
+++ b/apps/settings/sub_controller.cpp
@@ -101,6 +101,10 @@ bool SubController::handleEvent(Ion::Events::Event event) {
     stack->pop();
     return true;
   }
+  if (event == Ion::Events::Left) {
+    stackController()->pop();
+    return true;
+  }
   return false;
 }
 
diff --git a/apps/shared/interval_parameter_controller.cpp b/apps/shared/interval_parameter_controller.cpp
index 331fd67d2..810fb7a16 100644
--- a/apps/shared/interval_parameter_controller.cpp
+++ b/apps/shared/interval_parameter_controller.cpp
@@ -63,6 +63,14 @@ HighlightCell * IntervalParameterController::reusableParameterCell(int index, in
   return m_intervalCells[index];
 }
 
+bool IntervalParameterController::handleEvent(Ion::Events::Event event) {
+  if (event == Ion::Events::Left && stackController()->depth() > 2) {
+    stackController()->pop();
+    return true;
+  }
+  return false;
+}
+
 int IntervalParameterController::reusableParameterCellCount(int type) {
   return k_totalNumberOfCell;
 }
diff --git a/apps/shared/interval_parameter_controller.h b/apps/shared/interval_parameter_controller.h
index aba1d5888..5f0e5ab25 100644
--- a/apps/shared/interval_parameter_controller.h
+++ b/apps/shared/interval_parameter_controller.h
@@ -18,6 +18,7 @@ protected:
   constexpr static int k_totalNumberOfCell = 3;
   bool setParameterAtIndex(int parameterIndex, float f) override;
   Interval * m_interval;
+  bool handleEvent(Ion::Events::Event event) override;
 private:
   HighlightCell * reusableParameterCell(int index, int type) override;
   int reusableParameterCellCount(int type) override;
diff --git a/apps/shared/values_parameter_controller.cpp b/apps/shared/values_parameter_controller.cpp
index 1e4a8c677..356634ce0 100644
--- a/apps/shared/values_parameter_controller.cpp
+++ b/apps/shared/values_parameter_controller.cpp
@@ -36,12 +36,18 @@ void ValuesParameterController::willDisplayCellForIndex(HighlightCell * cell, in
 }
 
 void ValuesParameterController::didBecomeFirstResponder() {
-  selectCellAtLocation(0, 0);
+  if (selectedRow() < 0) {
+    selectCellAtLocation(0, 0);
+  }
   app()->setFirstResponder(&m_selectableTableView);
 }
 
 bool ValuesParameterController::handleEvent(Ion::Events::Event event) {
-  if (event == Ion::Events::OK || event == Ion::Events::EXE) {
+#if COPY_COLUMN
+  if (event == Ion::Events::OK || event == Ion::Events::EXE || (event == Ion::Events::Right && selectedRow() == 2)) {
+#else
+  if (event == Ion::Events::OK || event == Ion::Events::EXE || (event == Ion::Events::Right && selectedRow() == 1)) {
+#endif
     switch (selectedRow()) {
       case 0:
       {
diff --git a/apps/variable_box_controller.cpp b/apps/variable_box_controller.cpp
index a2979a4fd..e748117cc 100644
--- a/apps/variable_box_controller.cpp
+++ b/apps/variable_box_controller.cpp
@@ -32,16 +32,16 @@ void VariableBoxController::ContentViewController::didBecomeFirstResponder() {
 }
 
 bool VariableBoxController::ContentViewController::handleEvent(Ion::Events::Event event) {
-  if (event == Ion::Events::Back) {
 #if MATRIX_LIST_VARIABLES
-    if (m_currentPage == Page::RootMenu) {
+  if (event == Ion::Events::Back && m_currentPage == Page::RootMenu) {
 #else
-    if (m_currentPage == Page::Scalar) {
+  if (event == Ion::Events::Back && m_currentPage == Page::Scalar) {
 #endif
-      m_firstSelectedRow = 0;
-      app()->dismissModalViewController();
-      return true;
-    }
+    m_firstSelectedRow = 0;
+    app()->dismissModalViewController();
+    return true;
+  }
+  if (event == Ion::Events::Back || event == Ion::Events::Left) {
     m_firstSelectedRow = m_previousSelectedRow;
 #if MATRIX_LIST_VARIABLES
     m_currentPage = Page::RootMenu;
@@ -49,8 +49,8 @@ bool VariableBoxController::ContentViewController::handleEvent(Ion::Events::Even
     app()->setFirstResponder(this);
     return true;
   }
-  if (event == Ion::Events::OK || event == Ion::Events::EXE) {
-    if (m_currentPage == Page::RootMenu) {
+  if (event == Ion::Events::OK || event == Ion::Events::EXE || (event == Ion::Events::Right && m_currentPage == Page::RootMenu)) {
+   if (m_currentPage == Page::RootMenu) {
       m_previousSelectedRow = selectedRow();
       m_firstSelectedRow = 0;
       m_currentPage = pageAtIndex(selectedRow());