Index: kmail/kmmainwidget.h
===================================================================
--- kmail/kmmainwidget.h
+++ kmail/kmmainwidget.h
@@ -38,6 +38,7 @@
 #include <AkonadiCore/tag.h>
 #include <MessageList/View>
 
+
 namespace MailTransport
 {
 class Transport;
Index: kmail/kmmainwidget.cpp
===================================================================
--- kmail/kmmainwidget.cpp
+++ kmail/kmmainwidget.cpp
@@ -2534,12 +2534,16 @@
     );
 }
 
+
+
 void KMMainWidget::slotSearchButton()
 {
     if(mHideShowSearchBarAction->isChecked())
         mMessagePane->show();
+
     else
         mMessagePane->hide();
+
 }
 
 void KMMainWidget::slotSelectPreviousUnreadMessage()
@@ -3313,6 +3317,8 @@
         mHideShowSearchBarAction->setCheckable(true);
         mHideShowSearchBarAction->setChecked(false);
         connect(mHideShowSearchBarAction, &QAction::triggered, this, &KMMainWidget::slotSearchButton);
+        actionCollection()->setDefaultShortcut(mHideShowSearchBarAction, QKeySequence(Qt::CTRL + Qt::Key_I));
+
 
     }
 
Index: messagelist/src/core/widgets/quicksearchline.cpp
===================================================================
--- messagelist/src/core/widgets/quicksearchline.cpp
+++ messagelist/src/core/widgets/quicksearchline.cpp
@@ -56,7 +56,10 @@
     w->setLayout(hbox);
     vbox->addWidget(w);
 
+
+
     mSearchEdit = new PimCommon::LineEditWithCompleter(this);
+
     mSearchEdit->setPlaceholderText(i18nc("Search for messages.", "Search"));
     mSearchEdit->setObjectName(QStringLiteral("quicksearch"));
     mSearchEdit->setClearButtonShown(true);
@@ -65,6 +68,8 @@
 
     hbox->addWidget(mSearchEdit);
 
+
+
     // The status filter button. Will be populated later, as populateStatusFilterCombo() is virtual
     mTagFilterCombo = new KComboBox(this);
     mTagFilterCombo->setMaximumWidth(300);