diff --git a/shell/settings/environmentgroupmodel.h b/shell/settings/environmentgroupmodel.h
--- a/shell/settings/environmentgroupmodel.h
+++ b/shell/settings/environmentgroupmodel.h
@@ -53,6 +53,7 @@
     QVariant headerData( int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
     bool setData( const QModelIndex& idx, const QVariant&, int role = Qt::EditRole) override;
     void setCurrentGroup( const QString& group );
+    bool cloneCurrentGroup( const QString& newGroup );
     void loadFromConfig( KConfig* );
     void saveToConfig( KConfig* );
     QModelIndex addVariable( const QString& var, const QString& value );
diff --git a/shell/settings/environmentgroupmodel.cpp b/shell/settings/environmentgroupmodel.cpp
--- a/shell/settings/environmentgroupmodel.cpp
+++ b/shell/settings/environmentgroupmodel.cpp
@@ -184,6 +184,21 @@
     endResetModel();
 }
 
+bool EnvironmentGroupModel::cloneCurrentGroup( const QString& newGroup )
+{
+    if( newGroup.isEmpty() || groups().contains( newGroup ) ) {
+        return false;
+    }
+
+    beginResetModel();
+    foreach( const QString &key, m_varsByIndex ) {
+        variables( newGroup ).insert( key, variables( m_currentGroup ).value( key ) );
+    }
+    m_currentGroup = newGroup;
+    endResetModel();
+    return true;
+}
+
 void EnvironmentGroupModel::changeDefaultGroup( const QString& grp )
 {
     if( !grp.isEmpty() )
diff --git a/shell/settings/environmentwidget.h b/shell/settings/environmentwidget.h
--- a/shell/settings/environmentwidget.h
+++ b/shell/settings/environmentwidget.h
@@ -60,6 +60,7 @@
     void deleteButtonClicked();
     void batchModeEditButtonClicked();
     void addGroupClicked();
+    void cloneGroupClicked();
     void removeGroupClicked();
     void activeGroupChanged( int );
     void enableDeleteButton();
diff --git a/shell/settings/environmentwidget.cpp b/shell/settings/environmentwidget.cpp
--- a/shell/settings/environmentwidget.cpp
+++ b/shell/settings/environmentwidget.cpp
@@ -56,6 +56,7 @@
     ui.variableTable->setModel( topProxyModel );
     ui.variableTable->horizontalHeader()->setSectionResizeMode( 1, QHeaderView::Stretch );
     ui.addgrpBtn->setIcon(QIcon::fromTheme(QStringLiteral("list-add")));
+    ui.clonegrpBtn->setIcon(QIcon::fromTheme(QStringLiteral("edit-clone")));
     ui.removegrpBtn->setIcon(QIcon::fromTheme(QStringLiteral("list-remove")));
     ui.deleteButton->setIcon(QIcon::fromTheme(QStringLiteral("list-remove")));
     ui.deleteButton->setShortcut(Qt::Key_Delete);
@@ -66,6 +67,7 @@
     connect( ui.batchModeEditButton, &QPushButton::clicked,
              this, &EnvironmentWidget::batchModeEditButtonClicked );
 
+    connect( ui.clonegrpBtn, &QPushButton::clicked, this, &EnvironmentWidget::cloneGroupClicked );
     connect( ui.addgrpBtn, &QPushButton::clicked, this, &EnvironmentWidget::addGroupClicked );
     connect( ui.addgrpBtn, &QPushButton::clicked, this, &EnvironmentWidget::changed );
     connect( ui.removegrpBtn, &QPushButton::clicked, this, &EnvironmentWidget::removeGroupClicked );
@@ -197,6 +199,21 @@
     ui.activeCombo->setCurrentItem( curText );
 }
 
+void EnvironmentWidget::cloneGroupClicked()
+{
+    QString newGroup = ui.activeCombo->currentText();
+    if( !groupModel->cloneCurrentGroup( newGroup ) ) {
+        int id = 1;
+        newGroup = i18nc("a copy of the existing environment was created", "%1 (Cloned %2)", newGroup, id);
+        while( !groupModel->cloneCurrentGroup( newGroup.arg( id ) ) ) {
+            ++id;
+        }
+        newGroup = newGroup.arg( id );
+    }
+    ui.activeCombo->addItem( newGroup );
+    ui.activeCombo->setCurrentItem( newGroup );
+}
+
 void EnvironmentWidget::removeGroupClicked()
 {
     int idx = ui.activeCombo->currentIndex();
diff --git a/shell/settings/environmentwidget.ui b/shell/settings/environmentwidget.ui
--- a/shell/settings/environmentwidget.ui
+++ b/shell/settings/environmentwidget.ui
@@ -41,6 +41,13 @@
       </widget>
      </item>
      <item>
+      <widget class="QPushButton" name="clonegrpBtn">
+       <property name="text">
+        <string>Clone Group</string>
+       </property>
+      </widget>
+     </item>
+     <item>
       <widget class="QPushButton" name="removegrpBtn">
        <property name="text">
         <string>Remove Group</string>