diff --git a/Source/PS_Source/StretchSource.cpp b/Source/PS_Source/StretchSource.cpp
index 94e32a3..ffbeda6 100644
--- a/Source/PS_Source/StretchSource.cpp
+++ b/Source/PS_Source/StretchSource.cpp
@@ -437,10 +437,11 @@ void StretchAudioSource::setFFTWindowingType(int windowtype)
 void StretchAudioSource::setFFTSize(int size)
 {
     jassert(size>0);
-    if (size != m_process_fftsize)
+    if (m_process_fftsize == 0 || size != m_process_fftsize)
 	{
 		m_process_fftsize = size;
-		
+		initObjects();
+		++m_param_change_count;
 	}
 }
 
diff --git a/Source/PluginEditor.cpp b/Source/PluginEditor.cpp
index 3bf6cb7..0306233 100644
--- a/Source/PluginEditor.cpp
+++ b/Source/PluginEditor.cpp
@@ -28,8 +28,16 @@ PaulstretchpluginAudioProcessorEditor::PaulstretchpluginAudioProcessorEditor (Pa
 	const auto& pars = processor.getParameters();
 	for (int i=0;i<pars.size();++i)
 	{
-		m_parcomps.push_back(std::make_shared<ParameterComponent>(pars[i]));
-		addAndMakeVisible(m_parcomps.back().get());
+		AudioProcessorParameterWithID* parid = dynamic_cast<AudioProcessorParameterWithID*>(pars[i]);
+		jassert(parid);
+		if (parid)
+		{
+			bool notifyonlyonrelease = false;
+			if (parid->paramID.startsWith("fftsize"))
+				notifyonlyonrelease = true;
+			m_parcomps.push_back(std::make_shared<ParameterComponent>(pars[i],notifyonlyonrelease));
+			addAndMakeVisible(m_parcomps.back().get());
+		}
 	}
 	addAndMakeVisible(&m_rec_enable);
 	m_rec_enable.setButtonText("Capture");
@@ -90,9 +98,8 @@ void PaulstretchpluginAudioProcessorEditor::timerCallback(int id)
 			m_wavecomponent.setRecordingPosition(processor.getRecordingPositionPercent());
 		} else
 			m_wavecomponent.setRecordingPosition(-1.0);
-		//m_info_label.setText(String(processor.m_control->getStretchAudioSource()->m_param_change_count), dontSendNotification);
-        double prebufavail=processor.m_control->getPreBufferingPercent();
-        m_info_label.setText(String(prebufavail,1), dontSendNotification);
+		String infotext = String(processor.m_control->getPreBufferingPercent(), 1) + " " + String(processor.m_control->getStretchAudioSource()->m_param_change_count);
+		m_info_label.setText(infotext, dontSendNotification);
 	}
 	if (id == 2)
 	{
diff --git a/Source/PluginEditor.h b/Source/PluginEditor.h
index 7292cf5..8e68216 100644
--- a/Source/PluginEditor.h
+++ b/Source/PluginEditor.h
@@ -47,7 +47,7 @@ class ParameterComponent : public Component,
 	public Slider::Listener, public Button::Listener
 {
 public:
-	ParameterComponent(AudioProcessorParameter* par) : m_par(par)
+	ParameterComponent(AudioProcessorParameter* par, bool notifyOnlyOnRelease) : m_par(par)
 	{
 		addAndMakeVisible(&m_label);
 		m_label.setText(par->getName(50),dontSendNotification);
@@ -55,6 +55,7 @@ public:
 		if (floatpar)
 		{
 			m_slider = std::make_unique<Slider>();
+			m_notify_only_on_release = notifyOnlyOnRelease;
 			m_slider->setRange(floatpar->range.start, floatpar->range.end, floatpar->range.interval);
 			m_slider->setValue(*floatpar, dontSendNotification);
 			m_slider->addListener(this);
@@ -84,6 +85,20 @@ public:
 	}
 	void sliderValueChanged(Slider* slid) override
 	{
+		if (m_notify_only_on_release == true)
+			return;
+		AudioParameterFloat* floatpar = dynamic_cast<AudioParameterFloat*>(m_par);
+		*floatpar = slid->getValue();
+	}
+	void sliderDragStarted(Slider* slid) override
+	{
+		m_dragging = true;
+	}
+	void sliderDragEnded(Slider* slid) override
+	{
+		m_dragging = false;
+		if (m_notify_only_on_release == false)
+			return;
 		AudioParameterFloat* floatpar = dynamic_cast<AudioParameterFloat*>(m_par);
 		*floatpar = slid->getValue();
 	}
@@ -98,7 +113,7 @@ public:
 	void updateComponent()
 	{
 		AudioParameterFloat* floatpar = dynamic_cast<AudioParameterFloat*>(m_par);
-		if (m_slider != nullptr && (float)m_slider->getValue() != *floatpar)
+		if (m_slider != nullptr && m_dragging == false && (float)m_slider->getValue() != *floatpar)
 		{
 			m_slider->setValue(*floatpar, dontSendNotification);
 		}
@@ -114,6 +129,8 @@ private:
 	std::unique_ptr<Slider> m_slider;
 	std::unique_ptr<ComboBox> m_combobox;
 	std::unique_ptr<ToggleButton> m_togglebut;
+	bool m_notify_only_on_release = false;
+	bool m_dragging = false;
 };
 
 class WaveformComponent : public Component, public ChangeListener, public Timer
diff --git a/Source/PluginProcessor.cpp b/Source/PluginProcessor.cpp
index aa6238b..04dfb83 100644
--- a/Source/PluginProcessor.cpp
+++ b/Source/PluginProcessor.cpp
@@ -235,7 +235,7 @@ void PaulstretchpluginAudioProcessor::processBlock (AudioSampleBuffer& buffer, M
 	m_control->getStretchAudioSource()->val_MainVolume = (float)*getFloatParameter(0);
 	m_control->getStretchAudioSource()->setRate(*getFloatParameter(1));
 	m_control->getStretchAudioSource()->val_XFadeLen = 0.1;
-	//m_control->setFFTSize(*getFloatParameter(2));
+	m_control->setFFTSize(*getFloatParameter(2));
 	m_control->ppar.pitch_shift.cents = *getFloatParameter(3) * 100.0;
 	m_control->ppar.freq_shift.Hz = *getFloatParameter(4);
 	double t0 = *getFloatParameter(5);