diff --git a/src/plotcontrolpanel.h b/src/plotcontrolpanel.h
--- a/src/plotcontrolpanel.h
+++ b/src/plotcontrolpanel.h
@@ -22,6 +22,7 @@
 
 #include <QWidget>
 #include <QAbstractItemModel>
+#include <QSettings>
 
 namespace Ui {
 class PlotControlPanel;
@@ -42,6 +43,11 @@ public:
 
     void setChannelNamesModel(QAbstractItemModel * model);
 
+    /// Stores plot settings into a `QSettings`
+    void saveSettings(QSettings* settings);
+    /// Loads plot settings from a `QSettings`.
+    void loadSettings(QSettings* settings);
+
 signals:
     void numOfSamplesChanged(int value);
     void scaleChanged(bool autoScaled, double yMin = 0, double yMax = 1);