diff --git a/ChangeLog.txt b/ChangeLog.txt
index 01e93a2c2..3e071ef2c 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -11,6 +11,7 @@
 - [#669] Improve export: export labels as text in DXF.
 - [#716] Command line option to create *tiled* export.
 - [#660] New export: Export details without layout.
+- [#734] Optimization. Stop increments/variables table from updating immediately.
 
 # Version 0.5.1
 - [#683] Tool Seam allowance's dialog is off screen on small resolutions.
diff --git a/src/app/valentina/dialogs/dialogincrements.cpp b/src/app/valentina/dialogs/dialogincrements.cpp
index 968f7cf0b..7f57d3694 100644
--- a/src/app/valentina/dialogs/dialogincrements.cpp
+++ b/src/app/valentina/dialogs/dialogincrements.cpp
@@ -59,7 +59,8 @@ DialogIncrements::DialogIncrements(VContainer *data, VPattern *doc, QWidget *par
       data(data),
       doc(doc),
       formulaBaseHeight(0),
-      search()
+      search(),
+      hasChanges(false)
 {
     ui->setupUi(this);
 
@@ -87,7 +88,6 @@ DialogIncrements::DialogIncrements(VContainer *data, VPattern *doc, QWidget *par
     FillRadiusesArcs();
     FillAnglesCurves();
 
-    connect(this, &DialogIncrements::FullUpdateTree, this->doc, &VPattern::LiteParseTree);
     connect(this->doc, &VPattern::FullUpdateFromFile, this, &DialogIncrements::FullUpdateFromFile);
 
     ui->tabWidget->setCurrentIndex(0);
@@ -109,6 +109,7 @@ DialogIncrements::DialogIncrements(VContainer *data, VPattern *doc, QWidget *par
     connect(ui->lineEditFind, &QLineEdit::textEdited, this, [this](const QString &term){search->Find(term);});
     connect(ui->toolButtonFindPrevious, &QToolButton::clicked, this, [this](){search->FindPrevious();});
     connect(ui->toolButtonFindNext, &QToolButton::clicked, this, [this](){search->FindNext();});
+    connect(ui->pushButtonRefresh, &QPushButton::clicked, this, &DialogIncrements::RefreshPattern);
 
     connect(search.data(), &VTableSearch::HasResult, this, [this] (bool state)
     {
@@ -378,7 +379,10 @@ void DialogIncrements::Controls()
 {
     if (ui->tableWidgetIncrement->rowCount() > 0)
     {
-        ui->toolButtonRemove->setEnabled(true);
+        const QTableWidgetItem *nameField = ui->tableWidgetIncrement->item(ui->tableWidgetIncrement->currentRow(), 0);
+        SCASSERT(nameField != nullptr)
+
+        ui->toolButtonRemove->setEnabled(not IncrementUsed(nameField->text()));
     }
     else
     {
@@ -451,10 +455,15 @@ void DialogIncrements::EnableDetails(bool enabled)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-/**
- * @brief FullUpdateFromFile update information in tables form file
- */
-void DialogIncrements::FullUpdateFromFile()
+void DialogIncrements::LocalUpdateTree()
+{
+    doc->LiteParseIncrements();
+
+    UpdateTree();
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void DialogIncrements::UpdateTree()
 {
     ui->tableWidgetLines->clearContents();
     ui->tableWidgetSplines->clearContents();
@@ -473,6 +482,49 @@ void DialogIncrements::FullUpdateFromFile()
     search->RefreshList(ui->lineEditFind->text());
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+bool DialogIncrements::IncrementUsed(const QString &name) const
+{
+    const QStringList expressions = doc->ListExpressions();
+
+    for(int i = 0; i < expressions.size(); ++i)
+    {
+        if (expressions.at(i).indexOf(name) != -1)
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+/**
+ * @brief FullUpdateFromFile update information in tables form file
+ */
+void DialogIncrements::FullUpdateFromFile()
+{
+    hasChanges = false;
+
+    UpdateTree();
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void DialogIncrements::RefreshPattern()
+{
+    if (hasChanges)
+    {
+        const int row = ui->tableWidgetIncrement->currentRow();
+
+        doc->LiteParseTree(Document::LiteParse);
+
+        ui->tableWidgetIncrement->blockSignals(true);
+        ui->tableWidgetIncrement->selectRow(row);
+        ui->tableWidgetIncrement->blockSignals(false);
+
+        hasChanges = false;
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief clickedToolButtonAdd create new row in table
@@ -496,7 +548,9 @@ void DialogIncrements::AddIncrement()
         doc->AddEmptyIncrementAfter(nameField->text(), name);
     }
 
-    FullUpdateTree(Document::LiteParse);
+    hasChanges = true;
+    LocalUpdateTree();
+
     ui->tableWidgetIncrement->selectRow(currentRow);
 }
 
@@ -516,7 +570,8 @@ void DialogIncrements::RemoveIncrement()
     const QTableWidgetItem *nameField = ui->tableWidgetIncrement->item(row, 0);
     doc->RemoveIncrement(nameField->text());
 
-    FullUpdateTree(Document::LiteParse);
+    hasChanges = true;
+    LocalUpdateTree();
 
     if (ui->tableWidgetIncrement->rowCount() > 0)
     {
@@ -540,7 +595,10 @@ void DialogIncrements::MoveUp()
 
     const QTableWidgetItem *nameField = ui->tableWidgetIncrement->item(row, 0);
     doc->MoveUpIncrement(nameField->text());
-    FullUpdateTree(Document::LiteParse);
+
+    hasChanges = true;
+    LocalUpdateTree();
+
     ui->tableWidgetIncrement->selectRow(row-1);
 }
 
@@ -556,7 +614,10 @@ void DialogIncrements::MoveDown()
 
     const QTableWidgetItem *nameField = ui->tableWidgetIncrement->item(row, 0);
     doc->MoveDownIncrement(nameField->text());
-    FullUpdateTree(Document::LiteParse);
+
+    hasChanges = true;
+    LocalUpdateTree();
+
     ui->tableWidgetIncrement->selectRow(row+1);
 }
 
@@ -587,7 +648,10 @@ void DialogIncrements::SaveIncrName(const QString &text)
     }
 
     doc->SetIncrementName(nameField->text(), newName);
-    FullUpdateTree(Document::LiteParse);
+
+    hasChanges = true;
+    LocalUpdateTree();
+
     ui->tableWidgetIncrement->blockSignals(true);
     ui->tableWidgetIncrement->selectRow(row);
     ui->tableWidgetIncrement->blockSignals(false);
@@ -606,7 +670,7 @@ void DialogIncrements::SaveIncrDescription()
     const QTableWidgetItem *nameField = ui->tableWidgetIncrement->item(row, 0);
     doc->SetIncrementDescription(nameField->text(), ui->plainTextEditDescription->toPlainText());
 
-    FullUpdateTree(Document::LiteParse);
+    LocalUpdateTree();
 
     const QTextCursor cursor = ui->plainTextEditDescription->textCursor();
     ui->tableWidgetIncrement->blockSignals(true);
@@ -666,7 +730,8 @@ void DialogIncrements::SaveIncrFormula()
         return;
     }
 
-    FullUpdateTree(Document::LiteParse);
+    hasChanges = true;
+    LocalUpdateTree();
 
     const QTextCursor cursor = ui->plainTextEditFormula->textCursor();
     ui->tableWidgetIncrement->blockSignals(true);
@@ -734,7 +799,10 @@ void DialogIncrements::Fx()
         // Because of the bug need to take QTableWidgetItem twice time. Previous update "killed" the pointer.
         const QTableWidgetItem *nameField = ui->tableWidgetIncrement->item(row, 0);
         doc->SetIncrementFormula(nameField->text(), dialog->GetFormula());
-        FullUpdateTree(Document::LiteParse);
+
+        hasChanges = true;
+        LocalUpdateTree();
+
         ui->tableWidgetIncrement->selectRow(row);
     }
     delete dialog;
@@ -743,6 +811,8 @@ void DialogIncrements::Fx()
 //---------------------------------------------------------------------------------------------------------------------
 void DialogIncrements::closeEvent(QCloseEvent *event)
 {
+    RefreshPattern();
+
     ui->plainTextEditFormula->blockSignals(true);
     ui->lineEditName->blockSignals(true);
     ui->plainTextEditDescription->blockSignals(true);
@@ -819,6 +889,7 @@ void DialogIncrements::ShowIncrementDetails()
         ui->lineEditName->blockSignals(true);
         ui->lineEditName->setText(ClearIncrementName(incr->GetName()));
         ui->lineEditName->blockSignals(false);
+        ui->lineEditName->setReadOnly(IncrementUsed(incr->GetName()));
 
         ui->plainTextEditDescription->blockSignals(true);
         ui->plainTextEditDescription->setPlainText(incr->GetDescription());
diff --git a/src/app/valentina/dialogs/dialogincrements.h b/src/app/valentina/dialogs/dialogincrements.h
index 39cec4a7d..63a85bee4 100644
--- a/src/app/valentina/dialogs/dialogincrements.h
+++ b/src/app/valentina/dialogs/dialogincrements.h
@@ -50,12 +50,6 @@ public:
      DialogIncrements(VContainer *data, VPattern *doc, QWidget *parent = nullptr);
      virtual ~DialogIncrements() Q_DECL_OVERRIDE;
 
-signals:
-    /**
-     * @brief FullUpdateTree signal update data for dom document
-     */
-    void                 FullUpdateTree(const Document &parse);
-
 protected:
     virtual void closeEvent ( QCloseEvent * event ) Q_DECL_OVERRIDE;
     virtual void changeEvent ( QEvent * event) Q_DECL_OVERRIDE;
@@ -72,6 +66,7 @@ private slots:
     void DeployFormula();
     void Fx();
     void FullUpdateFromFile();
+    void RefreshPattern();
 
 private:
     Q_DISABLE_COPY(DialogIncrements)
@@ -89,6 +84,8 @@ private:
 
     QSharedPointer<VTableSearch> search;
 
+    bool hasChanges;
+
     template <typename T>
     void                 FillTable(const QMap<QString, T> &varTable, QTableWidget *table);
 
@@ -111,6 +108,11 @@ private:
     bool    EvalIncrementFormula(const QString &formula, bool fromUser, VContainer *data, QLabel *label);
     void    Controls();
     void    EnableDetails(bool enabled);
+
+    void LocalUpdateTree();
+    void UpdateTree();
+
+    bool IncrementUsed(const QString &name) const;
 };
 
 #endif // DIALOGINCREMENTS_H
diff --git a/src/app/valentina/dialogs/dialogincrements.ui b/src/app/valentina/dialogs/dialogincrements.ui
index 287243e7e..7d3979836 100644
--- a/src/app/valentina/dialogs/dialogincrements.ui
+++ b/src/app/valentina/dialogs/dialogincrements.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>979</width>
-    <height>680</height>
+    <height>729</height>
    </rect>
   </property>
   <property name="minimumSize">
@@ -188,9 +188,6 @@
            <string>Details</string>
           </property>
           <layout class="QFormLayout" name="formLayout">
-           <property name="fieldGrowthPolicy">
-            <enum>QFormLayout::ExpandingFieldsGrow</enum>
-           </property>
            <item row="0" column="0">
             <layout class="QHBoxLayout" name="horizontalLayout">
              <item alignment="Qt::AlignLeft">
@@ -427,14 +424,14 @@
              </item>
             </layout>
            </item>
-           <item row="6" column="0">
+           <item row="7" column="0">
             <widget class="QLabel" name="label_7">
              <property name="text">
               <string>Description:</string>
              </property>
             </widget>
            </item>
-           <item row="6" column="1">
+           <item row="7" column="1">
             <widget class="QPlainTextEdit" name="plainTextEditDescription">
              <property name="enabled">
               <bool>false</bool>
@@ -447,6 +444,33 @@
              </property>
             </widget>
            </item>
+           <item row="10" column="1">
+            <layout class="QHBoxLayout" name="horizontalLayout_5">
+             <item>
+              <spacer name="horizontalSpacer_3">
+               <property name="orientation">
+                <enum>Qt::Horizontal</enum>
+               </property>
+               <property name="sizeHint" stdset="0">
+                <size>
+                 <width>40</width>
+                 <height>20</height>
+                </size>
+               </property>
+              </spacer>
+             </item>
+             <item>
+              <widget class="QPushButton" name="pushButtonRefresh">
+               <property name="toolTip">
+                <string>Refresh a pattern with all changes you made</string>
+               </property>
+               <property name="text">
+                <string>Refresh</string>
+               </property>
+              </widget>
+             </item>
+            </layout>
+           </item>
           </layout>
          </widget>
         </widget>
diff --git a/src/app/valentina/xml/vpattern.cpp b/src/app/valentina/xml/vpattern.cpp
index ffe9a8197..5f44ca99c 100644
--- a/src/app/valentina/xml/vpattern.cpp
+++ b/src/app/valentina/xml/vpattern.cpp
@@ -417,6 +417,77 @@ bool VPattern::SaveDocument(const QString &fileName, QString &error)
     return saved;
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VPattern::LiteParseIncrements()
+{
+    try
+    {
+        emit SetEnabledGUI(true);
+
+        VContainer::ClearUniqueIncrementNames();
+        data->ClearVariables(VarType::Increment);
+
+        const QDomNodeList tags = elementsByTagName(TagIncrements);
+        if (not tags.isEmpty())
+        {
+            const QDomNode domElement = tags.at(0);
+            if (not domElement.isNull())
+            {
+                ParseIncrementsElement(domElement);
+            }
+        }
+    }
+    catch (const VExceptionUndo &e)
+    {
+        Q_UNUSED(e)
+        /* If user want undo last operation before undo we need finish broken redo operation. For those we post event
+         * myself. Later in method customEvent call undo.*/
+        QApplication::postEvent(this, new UndoEvent());
+        return;
+    }
+    catch (const VExceptionObjectError &e)
+    {
+        qCCritical(vXML, "%s\n\n%s\n\n%s", qUtf8Printable(tr("Error parsing file.")), //-V807
+                   qUtf8Printable(e.ErrorMessage()), qUtf8Printable(e.DetailedInformation()));
+        emit SetEnabledGUI(false);
+        return;
+    }
+    catch (const VExceptionConversionError &e)
+    {
+        qCCritical(vXML, "%s\n\n%s\n\n%s", qUtf8Printable(tr("Error can't convert value.")),
+                   qUtf8Printable(e.ErrorMessage()), qUtf8Printable(e.DetailedInformation()));
+        emit SetEnabledGUI(false);
+        return;
+    }
+    catch (const VExceptionEmptyParameter &e)
+    {
+        qCCritical(vXML, "%s\n\n%s\n\n%s", qUtf8Printable(tr("Error empty parameter.")),
+                   qUtf8Printable(e.ErrorMessage()), qUtf8Printable(e.DetailedInformation()));
+        emit SetEnabledGUI(false);
+        return;
+    }
+    catch (const VExceptionWrongId &e)
+    {
+        qCCritical(vXML, "%s\n\n%s\n\n%s", qUtf8Printable(tr("Error wrong id.")),
+                   qUtf8Printable(e.ErrorMessage()), qUtf8Printable(e.DetailedInformation()));
+        emit SetEnabledGUI(false);
+        return;
+    }
+    catch (VException &e)
+    {
+        qCCritical(vXML, "%s\n\n%s\n\n%s", qUtf8Printable(tr("Error parsing file.")),
+                   qUtf8Printable(e.ErrorMessage()), qUtf8Printable(e.DetailedInformation()));
+        emit SetEnabledGUI(false);
+        return;
+    }
+    catch (const std::bad_alloc &)
+    {
+        qCCritical(vXML, "%s", qUtf8Printable(tr("Error parsing file (std::bad_alloc).")));
+        emit SetEnabledGUI(false);
+        return;
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief LiteParseTree lite parse file.
diff --git a/src/app/valentina/xml/vpattern.h b/src/app/valentina/xml/vpattern.h
index 9dc6cab3f..c88599b77 100644
--- a/src/app/valentina/xml/vpattern.h
+++ b/src/app/valentina/xml/vpattern.h
@@ -94,6 +94,8 @@ public:
     bool IsReadOnly() const;
     void SetReadOnly(bool rOnly);
 
+    void LiteParseIncrements();
+
     static const QString AttrReadOnly;
 
 public slots:
diff --git a/src/libs/ifc/xml/vabstractpattern.h b/src/libs/ifc/xml/vabstractpattern.h
index f4dad163e..60f98c158 100644
--- a/src/libs/ifc/xml/vabstractpattern.h
+++ b/src/libs/ifc/xml/vabstractpattern.h
@@ -68,6 +68,7 @@ public:
     virtual ~VAbstractPattern() Q_DECL_EQ_DEFAULT;
 
     QStringList    ListMeasurements() const;
+    QStringList    ListExpressions() const;
 
     virtual void   CreateEmptyFile()=0;
 
@@ -387,7 +388,6 @@ private:
     Q_DISABLE_COPY(VAbstractPattern)
 
     QStringList ListIncrements() const;
-    QStringList ListExpressions() const;
     QStringList ListPointExpressions() const;
     QStringList ListArcExpressions() const;
     QStringList ListElArcExpressions() const;
diff --git a/src/libs/vpatterndb/vcontainer.cpp b/src/libs/vpatterndb/vcontainer.cpp
index b6f9f1a4c..598ebc8d3 100644
--- a/src/libs/vpatterndb/vcontainer.cpp
+++ b/src/libs/vpatterndb/vcontainer.cpp
@@ -693,6 +693,21 @@ void VContainer::ClearUniqueNames()
     uniqueNames.clear();
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VContainer::ClearUniqueIncrementNames()
+{
+    const QList<QString> list = uniqueNames.toList();
+    ClearUniqueNames();
+
+    for(int i = 0; i < list.size(); ++i)
+    {
+        if (not list.at(i).startsWith('#'))
+        {
+            uniqueNames.insert(list.at(i));
+        }
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief SetSize set value of size
diff --git a/src/libs/vpatterndb/vcontainer.h b/src/libs/vpatterndb/vcontainer.h
index 856dce1e9..b02b8c405 100644
--- a/src/libs/vpatterndb/vcontainer.h
+++ b/src/libs/vpatterndb/vcontainer.h
@@ -170,6 +170,7 @@ public:
     void               ClearCalculationGObjects();
     void               ClearVariables(const VarType &type = VarType::Unknown);
     static void        ClearUniqueNames();
+    static void        ClearUniqueIncrementNames();
 
     static void        SetSize(qreal size);
     static void        SetHeight(qreal height);