diff --git a/plugins/feature/freqdisplay/freqdisplaygui.cpp b/plugins/feature/freqdisplay/freqdisplaygui.cpp
index 8c30c4a74..b0c22d87b 100644
--- a/plugins/feature/freqdisplay/freqdisplaygui.cpp
+++ b/plugins/feature/freqdisplay/freqdisplaygui.cpp
@@ -165,6 +165,17 @@ bool FreqDisplayGUI::deserialize(const QByteArray& data)
     return false;
 }
 
+void FreqDisplayGUI::onWidgetRolled(QWidget* widget, bool rollDown)
+{
+    (void) widget;
+    (void) rollDown;
+
+    RollupContents *rollupContents = getRollupContents();
+
+    rollupContents->saveState(m_rollupState);
+    applySettings();
+}
+
 FreqDisplayGUI::FreqDisplayGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet, Feature *feature, QWidget* parent) :
     FeatureGUI(parent),
     ui(new Ui::FreqDisplayGUI),
@@ -178,9 +189,13 @@ FreqDisplayGUI::FreqDisplayGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet,
 
     m_feature = feature;
     setAttribute(Qt::WA_DeleteOnClose, true);
-
+    m_helpURL = "plugins/feature/freqdisplay/readme.md";
     RollupContents *rollupContents = getRollupContents();
     ui->setupUi(rollupContents);
+    rollupContents->arrangeRollups();
+    connect(rollupContents, SIGNAL(widgetRolled(QWidget*,bool)), this, SLOT(onWidgetRolled(QWidget*,bool)));
+    sizeToContents();
+
     ui->frequencyValue->setWordWrap(true);
 
     m_freqDisplay->setMessageQueueToGUI(&m_inputMessageQueue);
@@ -211,6 +226,8 @@ FreqDisplayGUI::FreqDisplayGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet,
     ui->speech->setVisible(false);
 #endif
 
+    m_settings.setRollupState(&m_rollupState);
+
     displaySettings();
     updateFrequencyText();
     m_resizer.enableChildMouseTracking();
@@ -280,6 +297,9 @@ void FreqDisplayGUI::displaySettings()
     applyTextColor();
     applySpeech();
     updateChannelList();
+
+    getRollupContents()->restoreState(m_rollupState);
+    getRollupContents()->arrangeRollups();
 }
 
 void FreqDisplayGUI::applySettings(bool force)
diff --git a/plugins/feature/freqdisplay/freqdisplaygui.h b/plugins/feature/freqdisplay/freqdisplaygui.h
index b0a45e699..abe957ad8 100644
--- a/plugins/feature/freqdisplay/freqdisplaygui.h
+++ b/plugins/feature/freqdisplay/freqdisplaygui.h
@@ -31,6 +31,7 @@
 #include "availablechannelorfeaturehandler.h"
 #include "feature/featuregui.h"
 #include "util/messagequeue.h"
+#include "settings/rollupstate.h"
 
 #include "freqdisplaysettings.h"
 
@@ -96,6 +97,7 @@ private:
     Ui::FreqDisplayGUI* ui;
     FreqDisplay* m_freqDisplay;
     FreqDisplaySettings m_settings;
+    RollupState m_rollupState;
     MessageQueue m_inputMessageQueue;
     AvailableChannelOrFeatureHandler m_availableChannelOrFeatureHandler;
     AvailableChannelOrFeatureList m_availableChannels;
@@ -126,6 +128,7 @@ private:
 
 private slots:
     void channelsOrFeaturesChanged(const QStringList& renameFrom, const QStringList& renameTo, const QStringList& removed, const QStringList& added);
+    void onWidgetRolled(QWidget* widget, bool rollDown);
     void on_channels_currentIndexChanged(int index);
     void on_displayMode_currentIndexChanged(int index);
     void on_speech_toggled(bool checked);
diff --git a/plugins/feature/freqdisplay/freqdisplaysettings.cpp b/plugins/feature/freqdisplay/freqdisplaysettings.cpp
index c73696a20..70cc6d2ad 100644
--- a/plugins/feature/freqdisplay/freqdisplaysettings.cpp
+++ b/plugins/feature/freqdisplay/freqdisplaysettings.cpp
@@ -19,10 +19,12 @@
 #include <QColor>
 
 #include "util/simpleserializer.h"
+#include "settings/serializable.h"
 
 #include "freqdisplaysettings.h"
 
-FreqDisplaySettings::FreqDisplaySettings()
+FreqDisplaySettings::FreqDisplaySettings() :
+    m_rollupState(nullptr)
 {
     resetToDefaults();
 }
@@ -61,6 +63,9 @@ QByteArray FreqDisplaySettings::serialize() const
     s.writeS32(11, m_freqDecimalPlaces);
     s.writeS32(12, m_powerDecimalPlaces);
     s.writeU32(13, m_textColor.rgba());
+    if (m_rollupState) {
+        s.writeBlob(14, m_rollupState->serialize());
+    }
 
     return s.final();
 }
@@ -68,6 +73,7 @@ QByteArray FreqDisplaySettings::serialize() const
 bool FreqDisplaySettings::deserialize(const QByteArray& data)
 {
     SimpleDeserializer d(data);
+    QByteArray bytetmp;
 
     if (!d.isValid())
     {
@@ -100,6 +106,11 @@ bool FreqDisplaySettings::deserialize(const QByteArray& data)
     quint32 rgba = QColor(Qt::white).rgba();
     d.readU32(13, &rgba, QColor(Qt::white).rgba());
     m_textColor = QColor::fromRgba(rgba);
+    if (m_rollupState)
+    {
+        d.readBlob(14, &bytetmp);
+        m_rollupState->deserialize(bytetmp);
+    }
 
     return true;
 }
diff --git a/plugins/feature/freqdisplay/freqdisplaysettings.h b/plugins/feature/freqdisplay/freqdisplaysettings.h
index fceb2d825..53f849755 100644
--- a/plugins/feature/freqdisplay/freqdisplaysettings.h
+++ b/plugins/feature/freqdisplay/freqdisplaysettings.h
@@ -24,6 +24,8 @@
 #include <QString>
 #include <QStringList>
 
+class Serializable;
+
 struct FreqDisplaySettings
 {
     enum DisplayMode {
@@ -52,6 +54,7 @@ struct FreqDisplaySettings
     int m_freqDecimalPlaces;         //!< Decimal places for frequency value (max depends on units: kHz→3, MHz→6, GHz→9)
     int m_powerDecimalPlaces;        //!< Decimal places for power value (0–3)
     QColor m_textColor;              //!< Color of the frequency / power text
+    Serializable *m_rollupState;
 
     FreqDisplaySettings();
     ~FreqDisplaySettings() = default;
@@ -59,6 +62,7 @@ struct FreqDisplaySettings
     void resetToDefaults();
     QByteArray serialize() const;
     bool deserialize(const QByteArray& data);
+    void setRollupState(Serializable *rollupState) { m_rollupState = rollupState; }
     void applySettings(const QStringList& settingsKeys, const FreqDisplaySettings& settings);
 };
 
diff --git a/sdrgui/channel/channelgui.cpp b/sdrgui/channel/channelgui.cpp
index a5f819d18..af5ab6253 100644
--- a/sdrgui/channel/channelgui.cpp
+++ b/sdrgui/channel/channelgui.cpp
@@ -377,9 +377,7 @@ void ChannelGUI::sizeToContents()
     size = size.expandedTo(m_topLayout->minimumSize());
     size.setHeight(size.height() + getAdditionalHeight());
     size.setWidth(size.width() + m_resizer.m_gripSize * 2);
-    // m_resizer enforces minimumSizeHint() while m_sizeGripBottomRight enforces minimumSize().
-    // Ensure both are consistent by making minimumSize() at least as large as minimumSizeHint().
-    setMinimumSize(size.expandedTo(minimumSizeHint()));
+    setMinimumSize(size);
 
     // Restrict size of window to size of desktop
     DialogPositioner::sizeToDesktop(this);
diff --git a/sdrgui/feature/featuregui.cpp b/sdrgui/feature/featuregui.cpp
index 62db852dd..acd8e69e7 100644
--- a/sdrgui/feature/featuregui.cpp
+++ b/sdrgui/feature/featuregui.cpp
@@ -336,9 +336,7 @@ void FeatureGUI::sizeToContents()
     size = size.expandedTo(m_topLayout->minimumSize());
     size.setHeight(size.height() + getAdditionalHeight());
     size.setWidth(size.width() + m_resizer.m_gripSize * 2);
-    // m_resizer enforces minimumSizeHint() while m_sizeGripBottomRight enforces minimumSize().
-    // Ensure both are consistent by making minimumSize() at least as large as minimumSizeHint().
-    setMinimumSize(size.expandedTo(minimumSizeHint()));
+    setMinimumSize(size);
 }
 
 void FeatureGUI::maximizeWindow()