diff --git a/Classes/LinphoneUI/Base.lproj/StatusBarView.xib b/Classes/LinphoneUI/Base.lproj/StatusBarView.xib
index 4c2ea4544..b4738d425 100644
--- a/Classes/LinphoneUI/Base.lproj/StatusBarView.xib
+++ b/Classes/LinphoneUI/Base.lproj/StatusBarView.xib
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="19529" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" colorMatched="YES">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="20037" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" colorMatched="YES">
     <device id="retina6_1" orientation="portrait" appearance="light"/>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="19519"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="20020"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
@@ -57,7 +57,7 @@
                                 <color key="titleShadowColor" red="0.5" green="0.5" blue="0.5" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                             </state>
                             <connections>
-                                <action selector="onSideMenuClick:" destination="-1" eventType="touchUpInside" id="iOC-wy-MPP"/>
+                                <action selector="onQualityClick:" destination="-1" eventType="touchUpInside" id="Pir-Ib-ywJ"/>
                             </connections>
                         </button>
                     </subviews>
diff --git a/Classes/LinphoneUI/StatusBarView.h b/Classes/LinphoneUI/StatusBarView.h
index a6104082e..698b172e8 100644
--- a/Classes/LinphoneUI/StatusBarView.h
+++ b/Classes/LinphoneUI/StatusBarView.h
@@ -35,6 +35,7 @@
 @property(weak, nonatomic) IBOutlet UIView *outcallView;
 
 - (IBAction)onSecurityClick:(id)sender;
+- (IBAction)onQualityClick:(id)sender;
 - (IBAction)onSideMenuClick:(id)sender;
 - (IBAction)onRegistrationStateClick:(id)sender;
 + (UIImage *)imageForState:(LinphoneRegistrationState)state;
diff --git a/Classes/LinphoneUI/StatusBarView.m b/Classes/LinphoneUI/StatusBarView.m
index c291da827..5c3d557f8 100644
--- a/Classes/LinphoneUI/StatusBarView.m
+++ b/Classes/LinphoneUI/StatusBarView.m
@@ -21,6 +21,7 @@
 #import "LinphoneManager.h"
 #import "PhoneMainView.h"
 #import <UserNotifications/UserNotifications.h>
+#import "linphoneapp-Swift.h"
 
 @implementation StatusBarView {
 
@@ -400,6 +401,11 @@
 	}
 }
 
+- (IBAction)onQualityClick:(id)sender {
+    CallStatsViewModel* stats = [[CallStatsViewModel alloc]init];
+    [stats toggleVisibility];
+}
+
 - (IBAction)onSideMenuClick:(id)sender {
 	UICompositeView *cvc = PhoneMainView.instance.mainViewController;
 	[cvc hideSideMenu:(cvc.sideMenuView.frame.origin.x == 0)];
diff --git a/Classes/Swift/Voip/ViewModels/ControlsViewModel.swift b/Classes/Swift/Voip/ViewModels/ControlsViewModel.swift
index 691e4461d..cee46e724 100644
--- a/Classes/Swift/Voip/ViewModels/ControlsViewModel.swift
+++ b/Classes/Swift/Voip/ViewModels/ControlsViewModel.swift
@@ -271,3 +271,19 @@ class ControlsViewModel {
 	}
 	
 }
+
+@objc class CallStatsViewModel: NSObject {
+    
+    override init() {
+        super.init()
+    }
+    
+    @objc
+    func toggleVisibility() -> Void {
+        if (ControlsViewModel.shared.callStatsVisible.value == true) {
+            ControlsViewModel.shared.callStatsVisible.value = false
+        } else {
+            ControlsViewModel.shared.callStatsVisible.value = true
+        }
+    }
+}
diff --git a/Classes/Swift/Voip/Views/CompositeViewControllers/ActiveCallOrConferenceView.swift b/Classes/Swift/Voip/Views/CompositeViewControllers/ActiveCallOrConferenceView.swift
index 8eb9e70cf..4808f2fe5 100644
--- a/Classes/Swift/Voip/Views/CompositeViewControllers/ActiveCallOrConferenceView.swift
+++ b/Classes/Swift/Voip/Views/CompositeViewControllers/ActiveCallOrConferenceView.swift
@@ -256,8 +256,7 @@ import linphonesw
 				self.numpadView?.removeFromSuperview()
 				self.shadingMask.isHidden = false
 				self.numpadView = NumpadView(superView: self.view,callData:  CallsViewModel.shared.currentCallData.value!!,marginTop:self.currentCallView?.centerSection.frame.origin.y ?? 0.0, onDismissAction: {
-					self.numpadView?.removeFromSuperview()
-					self.shadingMask.isHidden = true
+                    ControlsViewModel.shared.numpadVisible.value = false
 				})
             } else {
                 self.numpadView?.removeFromSuperview()
@@ -272,8 +271,7 @@ import linphonesw
 				self.currentCallStatsVew?.removeFromSuperview()
 				self.shadingMask.isHidden = false
 				self.currentCallStatsVew = CallStatsView(superView: self.view,callData:  CallsViewModel.shared.currentCallData.value!!,marginTop:self.currentCallView?.centerSection.frame.origin.y ?? 0.0,  onDismissAction: {
-					self.currentCallStatsVew?.removeFromSuperview()
-					self.shadingMask.isHidden = true
+                    ControlsViewModel.shared.callStatsVisible.value = false
 				})
 			} else {
                 self.currentCallStatsVew?.removeFromSuperview()
diff --git a/Classes/Swift/Voip/Views/Fragments/VoipExtraButtonsView.swift b/Classes/Swift/Voip/Views/Fragments/VoipExtraButtonsView.swift
index 80338e480..5b70663d7 100644
--- a/Classes/Swift/Voip/Views/Fragments/VoipExtraButtonsView.swift
+++ b/Classes/Swift/Voip/Views/Fragments/VoipExtraButtonsView.swift
@@ -60,12 +60,12 @@ class VoipExtraButtonsView: UIStackView {
 		
 		// First row
 		let numpad = VoipExtraButton(text: VoipTexts.call_action_numpad, buttonTheme: VoipTheme.call_action("voip_call_numpad"),onClickAction: {
-			ControlsViewModel.shared.numpadVisible.notifyAllObservers(with: true)
+            ControlsViewModel.shared.numpadVisible.value = true
 		})
 		row1.addArrangedSubview(numpad)
 		
 		let stats = VoipExtraButton(text: VoipTexts.call_action_statistics, buttonTheme: VoipTheme.call_action("voip_call_stats"),onClickAction: {
-			ControlsViewModel.shared.callStatsVisible.notifyAllObservers(with: true)
+			ControlsViewModel.shared.callStatsVisible.value = true
 		})
 		row1.addArrangedSubview(stats)