diff --git a/Linphone/core/conference/ConferenceCore.cpp b/Linphone/core/conference/ConferenceCore.cpp
index 427d9cd4..ed8588c5 100644
--- a/Linphone/core/conference/ConferenceCore.cpp
+++ b/Linphone/core/conference/ConferenceCore.cpp
@@ -58,6 +58,18 @@ void ConferenceCore::setSelf(QSharedPointer<ConferenceCore> me) {
 		    auto device = ParticipantDeviceCore::create(participantDevice);
 		    mConferenceModelConnection->invokeToCore([this, device]() { setActiveSpeaker(device); });
 	    });
+	mConferenceModelConnection->makeConnectToModel(
+	    &ConferenceModel::participantDeviceAdded,
+	    [this](const std::shared_ptr<linphone::ParticipantDevice> &participantDevice) {
+		    int count = mConferenceModel->getParticipantDeviceCount();
+		    mConferenceModelConnection->invokeToCore([this, count]() { setParticipantDeviceCount(count); });
+	    });
+	mConferenceModelConnection->makeConnectToModel(
+	    &ConferenceModel::participantDeviceRemoved,
+	    [this](const std::shared_ptr<const linphone::ParticipantDevice> &participantDevice) {
+		    int count = mConferenceModel->getParticipantDeviceCount();
+		    mConferenceModelConnection->invokeToCore([this, count]() { setParticipantDeviceCount(count); });
+	    });
 }
 
 bool ConferenceCore::updateLocalParticipant() { // true if changed
@@ -75,15 +87,22 @@ Q_INVOKABLE qint64 ConferenceCore::getElapsedSeconds() const {
 	return 0;
 }
 
+void ConferenceCore::setParticipantDeviceCount(int count) {
+	if (mParticipantDeviceCount != count) {
+		mParticipantDeviceCount = count;
+		emit participantDeviceCountChanged();
+	}
+}
+
 int ConferenceCore::getParticipantDeviceCount() const {
-	return mParticipantDeviceCount + 1;
+	return mParticipantDeviceCount;
 }
 
 void ConferenceCore::setIsReady(bool state) {
 	mustBeInMainThread(log().arg(Q_FUNC_INFO));
 	if (mIsReady != state) {
 		mIsReady = state;
-		isReadyChanged();
+		emit isReadyChanged();
 	}
 }
 
diff --git a/Linphone/core/conference/ConferenceCore.hpp b/Linphone/core/conference/ConferenceCore.hpp
index 6f80e6bb..1684f342 100644
--- a/Linphone/core/conference/ConferenceCore.hpp
+++ b/Linphone/core/conference/ConferenceCore.hpp
@@ -57,6 +57,8 @@ public:
 	QDateTime getStartDate() const;
 	Q_INVOKABLE qint64 getElapsedSeconds() const;
 	int getParticipantDeviceCount() const;
+	void setParticipantDeviceCount(int count);
+
 	ParticipantDeviceCore *getActiveSpeaker() const;
 	ParticipantDeviceGui *getActiveSpeakerGui() const;
 	ParticipantGui *getMeGui() const;
diff --git a/Linphone/model/call/CallModel.cpp b/Linphone/model/call/CallModel.cpp
index c0aea1a6..7b65ea93 100644
--- a/Linphone/model/call/CallModel.cpp
+++ b/Linphone/model/call/CallModel.cpp
@@ -316,6 +316,7 @@ void CallModel::updateConferenceVideoLayout() {
 	//	auto settings = CoreManager::getInstance()->getSettingsModel();
 	auto newLayout = LinphoneEnums::fromLinphone(callParams->getConferenceVideoLayout());
 	if (!callParams->videoEnabled()) newLayout = LinphoneEnums::ConferenceLayout::AudioOnly;
+	if (!mConference) newLayout = LinphoneEnums::ConferenceLayout::ActiveSpeaker;
 	if (mConferenceVideoLayout != newLayout) { // && !getPausedByUser()) { // Only update if not in pause.
 		                                       //		if (mMonitor->getConference()) {
 		//			if (callParams->getConferenceVideoLayout() == linphone::Conference::Layout::Grid)
diff --git a/Linphone/model/conference/ConferenceModel.cpp b/Linphone/model/conference/ConferenceModel.cpp
index 82d380b8..9f40cd2f 100644
--- a/Linphone/model/conference/ConferenceModel.cpp
+++ b/Linphone/model/conference/ConferenceModel.cpp
@@ -71,6 +71,11 @@ void ConferenceModel::addParticipant(const std::shared_ptr<linphone::Address> &a
 	mMonitor->addParticipant(address);
 }
 
+int ConferenceModel::getParticipantDeviceCount() const {
+	mustBeInLinphoneThread(log().arg(Q_FUNC_INFO));
+	return mMonitor->getParticipantDeviceList().size();
+}
+
 void ConferenceModel::setMicrophoneMuted(bool isMuted) {
 	mustBeInLinphoneThread(log().arg(Q_FUNC_INFO));
 	mMonitor->setMicrophoneMuted(isMuted);
diff --git a/Linphone/model/conference/ConferenceModel.hpp b/Linphone/model/conference/ConferenceModel.hpp
index b8b02786..94a2e61f 100644
--- a/Linphone/model/conference/ConferenceModel.hpp
+++ b/Linphone/model/conference/ConferenceModel.hpp
@@ -55,6 +55,8 @@ public:
 	void removeParticipant(const std::shared_ptr<linphone::Address> &address);
 	void addParticipant(const std::shared_ptr<linphone::Address> &address);
 
+	int getParticipantDeviceCount() const;
+
 signals:
 	void microphoneMutedChanged(bool isMuted);
 	void speakerMutedChanged(bool isMuted);
diff --git a/Linphone/view/App/AppWindow.qml b/Linphone/view/App/AppWindow.qml
new file mode 100644
index 00000000..63f7f1b7
--- /dev/null
+++ b/Linphone/view/App/AppWindow.qml
@@ -0,0 +1,60 @@
+import QtQuick 2.15
+import QtQuick.Layouts 1.3
+import QtQuick.Controls
+import Linphone
+import UtilsCpp 1.0
+import SettingsCpp 1.0
+
+ApplicationWindow {
+	id: mainWindow
+
+	Component {
+		id: popupComp
+		InformationPopup{}
+	}
+	function removeFromPopupLayout(index) {
+		popupLayout.popupList.splice(index, 1)
+	}
+	function showInformationPopup(title, description, isSuccess) {
+		var infoPopup = popupComp.createObject(popupLayout, {"title": title, "description": description, "isSuccess": isSuccess})
+		infoPopup.index = popupLayout.popupList.length
+		popupLayout.popupList.push(infoPopup)
+		infoPopup.open()
+		infoPopup.closePopup.connect(removeFromPopupLayout)
+	}
+	function showLoadingPopup(text) {
+		loadingPopup.text = text
+		loadingPopup.open()
+	}
+	function closeLoadingPopup() {
+		loadingPopup.close()
+	}
+
+	ColumnLayout {
+		id: popupLayout
+		anchors.fill: parent
+		Layout.alignment: Qt.AlignBottom
+		property int nextY: mainWindow.height
+		property list<InformationPopup> popupList
+		property int popupCount: popupList.length
+		spacing: 15 * DefaultStyle.dp
+		onPopupCountChanged: {
+			nextY = mainWindow.height
+			for(var i = 0; i < popupCount; ++i) {
+				popupList[i].y = nextY - popupList[i].height
+				popupList[i].index = i
+				nextY = nextY - popupList[i].height - 15
+			}
+		}
+	}
+
+	LoadingPopup {
+		id: loadingPopup
+		modal: true
+		closePolicy: Popup.NoAutoClose
+		anchors.centerIn: parent
+		padding: 20 * DefaultStyle.dp
+		underlineColor: DefaultStyle.main1_500_main
+		radius: 15 * DefaultStyle.dp
+	}
+}
\ No newline at end of file
diff --git a/Linphone/view/App/CallsWindow.qml b/Linphone/view/App/CallsWindow.qml
index eab009a8..f4948d9b 100644
--- a/Linphone/view/App/CallsWindow.qml
+++ b/Linphone/view/App/CallsWindow.qml
@@ -7,7 +7,7 @@ import EnumsToStringCpp 1.0
 import UtilsCpp 1.0
 import SettingsCpp 1.0
 
-Window {
+AppWindow {
 	id: mainWindow
 	width: 1512 * DefaultStyle.dp
 	height: 982 * DefaultStyle.dp
@@ -38,33 +38,9 @@ Window {
 		}
 	}
 
-	Component {
-		id: popupComp
-		InformationPopup{}
-	}
-
-	function showInformationPopup(title, description, isSuccess) {
-		var infoPopup = popupComp.createObject(popupLayout, {"title": title, "description": description, "isSuccess": isSuccess})
-		infoPopup.index = popupLayout.popupList.length
-		popupLayout.popupList.push(infoPopup)
-		infoPopup.open()
-	}
-
-	ColumnLayout {
-		id: popupLayout
-		anchors.fill: parent
-		Layout.alignment: Qt.AlignBottom
-		property int nextY: mainWindow.height
-		property list<Popup> popupList
-		property int popupCount: popupList.length
-		spacing: 15 * DefaultStyle.dp
-		onPopupCountChanged: {
-			nextY = mainWindow.height
-			for(var i = 0; i < popupCount; ++i) {
-				popupList[i].y = nextY - popupList[i].height
-				nextY = nextY - popupList[i].height - 15 * DefaultStyle.dp
-			}
-		}
+	function shareInvitation() {
+		UtilsCpp.copyToClipboard(conference.core.uri)
+		showInformationPopup(qsTr("Copié"), qsTr("Le lien de la réunion a été copié dans le presse-papier"), true)
 	}
 
 	function changeLayout(layoutIndex) {
@@ -141,10 +117,13 @@ Window {
 	function endCall(callToFinish) {
 		if (callToFinish) callToFinish.core.lTerminate()
 	}
-	function callEnded(){
+	function callEnded(call){
 		if (!callsModel.haveCall) {
-			bottomButtonsLayout.setButtonsEnabled(false)
-			autoCloseWindow.restart()
+			if (call.core.conference) UtilsCpp.closeCallsWindow()
+			else {
+				bottomButtonsLayout.setButtonsEnabled(false)
+				autoCloseWindow.restart()
+			}
 		} else {
 			mainWindow.call = callsModel.currentCall
 		}
@@ -707,8 +686,7 @@ Window {
 												}
 											}
 											onClicked: {
-												UtilsCpp.copyToClipboard(mainWindow.conference.core.uri)
-												UtilsCpp.showInformationPopup(qsTr("Copié"), qsTr("Le lien de la réunion a été copié dans le presse-papier"), true, mainWindow)
+												mainItem.shareInvitation()
 											}
 										}
 									}
@@ -741,6 +719,8 @@ Window {
 							id: addParticipantComp
 							AddParticipantsLayout {
 								id: addParticipantLayout
+								searchBarColor: DefaultStyle.grey_0
+								searchBarBorderColor: DefaultStyle.grey_200
 								onSelectedParticipantsCountChanged: {
 									if (participantsStack.Control.StackView.status === Control.StackView.Active && Control.StackView.visible) {
 										rightPanel.headerSubtitleText = qsTr("%1 participant%2 sélectionné").arg(selectedParticipants.length).arg(selectedParticipants.length > 1 ? "s" : "")
@@ -755,13 +735,6 @@ Window {
 											rightPanel.headerSubtitleText = qsTr("%1 participant%2 sélectionné%2").arg(addParticipantLayout.selectedParticipants.length).arg(addParticipantLayout.selectedParticipants.length > 1 ? "s" : "")
 										}
 									}
-									onParticipantAdded: {
-										addParticipantLayout.clearSelectedParticipants()
-									}
-									onValidateRequested: {
-										conferenceInfoGui.core.resetParticipants(contactList.selectedContacts)
-										returnRequested()
-									}
 								}
 							}
 						}
@@ -799,6 +772,7 @@ Window {
 						anchors.topMargin: 10 * DefaultStyle.dp
 						call: mainWindow.call
 						callTerminatedByUser: mainWindow.callTerminatedByUser
+						onShareInvitationRequested: mainWindow.shareInvitation()
 					}
 				}
 			}
diff --git a/Linphone/view/App/Main.qml b/Linphone/view/App/Main.qml
index 1c8d12fd..9b8c1309 100644
--- a/Linphone/view/App/Main.qml
+++ b/Linphone/view/App/Main.qml
@@ -5,7 +5,7 @@ import Linphone
 import UtilsCpp 1.0
 import SettingsCpp 1.0
 
-ApplicationWindow {
+AppWindow {
 	id: mainWindow
 	width: 1512 * DefaultStyle.dp
 	height: 982 * DefaultStyle.dp
@@ -33,57 +33,6 @@ ApplicationWindow {
 		mainWindowStackView.currentItem.transferCallSucceed()
 	}
 
-	function removeFromPopupLayout(index) {
-		popupLayout.popupList.splice(index, 1)
-	}
-
-	Component {
-		id: popupComp
-		InformationPopup{}
-	}
-	function showInformationPopup(title, description, isSuccess) {
-		var infoPopup = popupComp.createObject(popupLayout, {"title": title, "description": description, "isSuccess": isSuccess})
-		infoPopup.index = popupLayout.popupList.length
-		popupLayout.popupList.push(infoPopup)
-		infoPopup.open()
-		infoPopup.closePopup.connect(removeFromPopupLayout)
-	}
-	function showLoadingPopup(text) {
-		loadingPopup.text = text
-		loadingPopup.open()
-	}
-	function closeLoadingPopup() {
-		loadingPopup.close()
-	}
-
-	ColumnLayout {
-		id: popupLayout
-		anchors.fill: parent
-		Layout.alignment: Qt.AlignBottom
-		property int nextY: mainWindow.height
-		property list<InformationPopup> popupList
-		property int popupCount: popupList.length
-		spacing: 15 * DefaultStyle.dp
-		onPopupCountChanged: {
-			nextY = mainWindow.height
-			for(var i = 0; i < popupCount; ++i) {
-				popupList[i].y = nextY - popupList[i].height
-				popupList[i].index = i
-				nextY = nextY - popupList[i].height - 15
-			}
-		}
-	}
-
-	LoadingPopup {
-		id: loadingPopup
-		modal: true
-		closePolicy: Popup.NoAutoClose
-		anchors.centerIn: parent
-		padding: 20 * DefaultStyle.dp
-		underlineColor: DefaultStyle.main1_500_main
-		radius: 15 * DefaultStyle.dp
-	}
-
 	AccountProxy {
 		// TODO : change this so it does not display the main page for one second
 		// when we fail trying to connect the first account (account is added and
diff --git a/Linphone/view/CMakeLists.txt b/Linphone/view/CMakeLists.txt
index 5f59ef64..993cfae5 100644
--- a/Linphone/view/CMakeLists.txt
+++ b/Linphone/view/CMakeLists.txt
@@ -2,6 +2,7 @@
 list(APPEND _LINPHONEAPP_QML_FILES
 	view/App/Main.qml
 	view/App/CallsWindow.qml
+	view/App/AppWindow.qml
 	view/App/Layout/LoginLayout.qml
 	view/App/Layout/MainLayout.qml
 	
diff --git a/Linphone/view/Item/Contact/Avatar.qml b/Linphone/view/Item/Contact/Avatar.qml
index 16e39a8d..bb96a7b3 100644
--- a/Linphone/view/Item/Contact/Avatar.qml
+++ b/Linphone/view/Item/Contact/Avatar.qml
@@ -28,7 +28,7 @@ StackView {
 								|| (contact && contact.core.pictureUri)
 								|| computedAvatarUri.length != 0
 	property string computedAvatarUri: UtilsCpp.findAvatarByAddress(address)
-								
+
 	onHaveAvatarChanged: replace(haveAvatar ? avatar : initials, StackView.Immediate)
 
 	property bool secured: false
diff --git a/Linphone/view/Item/Contact/ContactEdition.qml b/Linphone/view/Item/Contact/ContactEdition.qml
index 0588b492..83781f48 100644
--- a/Linphone/view/Item/Contact/ContactEdition.qml
+++ b/Linphone/view/Item/Contact/ContactEdition.qml
@@ -236,12 +236,13 @@ RightPanelLayout {
 					}
 					RowLayout {
 						FormItemLayout {
+							id: phoneNumberInput
 							label: qsTr("Phone")
 							contentItem: TextField {
 								backgroundColor: DefaultStyle.grey_0
 								onEditingFinished: {
-									if (text.length != 0) mainItem.contact.core.appendPhoneNumber(label, text)
-									setText("")
+									if (text.length != 0) mainItem.contact.core.appendPhoneNumber(phoneNumberInput.label, text)
+									text = ""
 								}
 							}
 						}
diff --git a/Linphone/view/Item/Contact/Sticker.qml b/Linphone/view/Item/Contact/Sticker.qml
index df6b5a75..6c4caae7 100644
--- a/Linphone/view/Item/Contact/Sticker.qml
+++ b/Linphone/view/Item/Contact/Sticker.qml
@@ -16,6 +16,8 @@ Item {
 	width: 200
 	property bool previewEnabled
 	property CallGui call: null
+	property ConferenceGui conference: call && call.core.conference || null
+	property var callState: call && call.core.state || undefined
 	property AccountGui account: null
 	property ParticipantDeviceGui participantDevice: null
 	property bool displayBorder : participantDevice && participantDevice.core.isSpeaking || false
@@ -38,7 +40,10 @@ Item {
 	property bool displayAll : !!mainItem.call
 	property bool bigBottomAddress: displayAll
 	property bool mutedStatus: participantDevice ? participantDevice.core.isMuted : false
-
+	onCallChanged: {
+		waitingTime.seconds = 0
+		waitingTimer.restart()
+	}
 	Rectangle {
 		id: background
 		color: noCameraLayout.visible ? mainItem.color : 'transparent'
@@ -47,19 +52,60 @@ Item {
 		border.color: DefaultStyle.main2_200
 		border.width: mainItem.displayBorder ? 3 * DefaultStyle.dp : 0
 		property int minSize: Math.min(height, width)
-		ColumnLayout {
+		Item {
 			id: noCameraLayout
 			anchors.fill: parent
-			spacing: 0
 			visible: !cameraLoader.active || cameraLoader.status != Loader.Ready || !cameraLoader.item.isReady
+			ColumnLayout {
+				anchors.top: parent.top
+				anchors.topMargin: 81 * DefaultStyle.dp
+				anchors.horizontalCenter: parent.horizontalCenter
+				// Layout.alignment: Qt.AlignHCenter |Qt.AlignTop
+				spacing: 0
+				visible: !mainItem.account && (mainItem.callState === LinphoneEnums.CallState.OutgoingInit
+						|| mainItem.callState === LinphoneEnums.CallState.OutgoingProgress
+						|| mainItem.callState === LinphoneEnums.CallState.OutgoingRinging
+						|| mainItem.callState === LinphoneEnums.CallState.OutgoingEarlyMedia
+						|| mainItem.callState === LinphoneEnums.CallState.IncomingReceived)
+				BusyIndicator {
+					indicatorColor: DefaultStyle.main2_100
+					Layout.alignment: Qt.AlignHCenter
+					indicatorHeight: 27 * DefaultStyle.dp
+					indicatorWidth: 27 * DefaultStyle.dp
+				}
+				Timer {
+					id: waitingTimer
+					interval: 1000
+					repeat: true
+					onTriggered: waitingTime.seconds += 1
+				}
+				Text {
+					id: waitingTime
+					property int seconds
+					text: UtilsCpp.formatElapsedTime(seconds)
+					color: DefaultStyle.grey_0
+					Layout.alignment: Qt.AlignHCenter
+					horizontalAlignment: Text.AlignHCenter
+					Layout.topMargin: 25 * DefaultStyle.dp
+					font {
+						pixelSize: 30 * DefaultStyle.dp
+						weight: 300 * DefaultStyle.dp
+					}
+					Component.onCompleted: {
+						waitingTimer.restart()
+					}
+				}
+			}
 			Item{
-				Layout.alignment: Qt.AlignHCenter
-				// minSize = 372 => avatar = 142
-				Layout.preferredHeight: background.minSize * 142 / 372
-				Layout.preferredWidth: height
+				anchors.centerIn: parent
+				height: mainItem.conference 
+					? background.minSize * 142 / 372
+					: 120 * DefaultStyle.dp
+				width: height
+				id: centerItem
 				Avatar{
 					id: avatar
-					anchors.fill: parent	
+					anchors.fill: parent
 					visible: !joiningView.visible
 					account: mainItem.account
 					call: !mainItem.previewEnabled ? mainItem.call : null
@@ -67,15 +113,11 @@ Item {
 				}
 				ColumnLayout{
 					id: joiningView
-					anchors.fill: parent
+					anchors.centerIn: parent
 					spacing: 0
 					visible: mainItem.participantDevice && (mainItem.participantDevice.core.state == LinphoneEnums.ParticipantDeviceState.Joining || mainItem.participantDevice.core.state == LinphoneEnums.ParticipantDeviceState.Alerting) || false
-					Item{
-						Layout.fillHeight: true
-						Layout.fillWidth: true
-					}
 					BusyIndicator {
-						Layout.preferredHeight: 27 * DefaultStyle.dp
+						Layout.preferredHeight: 42 * DefaultStyle.dp
 						indicatorColor: DefaultStyle.main2_100
 						Layout.alignment: Qt.AlignHCenter
 						indicatorHeight: 42 * DefaultStyle.dp
@@ -93,34 +135,34 @@ Item {
 							weight: 500 * DefaultStyle.dp
 						}
 					}
-					Item{
-						Layout.fillHeight: true
-						Layout.fillWidth: true
+				}
+			}
+			ColumnLayout {
+				spacing: 0
+				visible: mainItem.displayAll
+				anchors.horizontalCenter: parent.horizontalCenter
+				anchors.top: centerItem.bottom
+				anchors.topMargin: 21 * DefaultStyle.dp
+				Text {
+					Layout.fillWidth: true
+					horizontalAlignment: Text.AlignHCenter
+					text: mainItem.peerAddress
+					color: DefaultStyle.grey_0
+					font {
+						pixelSize: 22 * DefaultStyle.dp
+						weight: 300 * DefaultStyle.dp
+						capitalization: Font.Capitalize
 					}
 				}
-			}
-			Text {
-				Layout.fillWidth: true
-				Layout.topMargin: 15 * DefaultStyle.dp
-				horizontalAlignment: Text.AlignHCenter
-				visible: mainItem.displayAll
-				text: mainItem.peerAddress
-				color: DefaultStyle.grey_0
-				font {
-					pixelSize: 22 * DefaultStyle.dp
-					weight: 300 * DefaultStyle.dp
-					capitalization: Font.Capitalize
-				}
-			}
-			Text {
-				Layout.fillWidth: true
-				horizontalAlignment: Text.AlignHCenter
-				visible: mainItem.displayAll
-				text: mainItem.call && mainItem.call.core.peerAddress
-				color: DefaultStyle.grey_0
-				font {
-					pixelSize: 14 * DefaultStyle.dp
-					weight: 300 * DefaultStyle.dp
+				Text {
+					Layout.fillWidth: true
+					horizontalAlignment: Text.AlignHCenter
+					text: mainItem.call && mainItem.call.core.peerAddress
+					color: DefaultStyle.grey_0
+					font {
+						pixelSize: 14 * DefaultStyle.dp
+						weight: 300 * DefaultStyle.dp
+					}
 				}
 			}
 		}
@@ -134,7 +176,7 @@ Item {
 				triggeredOnStart: true
 				onTriggered: {cameraLoader.reset = !cameraLoader.reset}
 			}
-			active: mainItem.visible && mainItem.videoEnabled && !cameraLoader.reset
+			active: mainItem.visible && mainItem.callState != LinphoneEnums.CallState.End && mainItem.callState != LinphoneEnums.CallState.Released && mainItem.videoEnabled && !cameraLoader.reset
 			onActiveChanged: console.log("("+mainItem.qmlName+") Camera active " + active +", visible="+mainItem.visible +", videoEnabled="+mainItem.videoEnabled +", reset="+cameraLoader.reset)
 			sourceComponent: cameraComponent
 		}
diff --git a/Linphone/view/Layout/Call/ActiveSpeakerLayout.qml b/Linphone/view/Layout/Call/ActiveSpeakerLayout.qml
index 6660a07e..c6ae3bd2 100644
--- a/Linphone/view/Layout/Call/ActiveSpeakerLayout.qml
+++ b/Linphone/view/Layout/Call/ActiveSpeakerLayout.qml
@@ -21,11 +21,7 @@ Item{
 			onCountChanged: console.log("Device count changed : " +count)
 			Component.onCompleted: console.log("Loaded : " +allDevices)
 	}
-	onCallChanged: {
-		waitingTime.seconds = 0
-		waitingTimer.restart()
-		console.log("call changed", call, waitingTime.seconds)
-	}
+	onCallStateChanged: if (callState === LinphoneEnums.CallState.End || callState === LinphoneEnums.CallState.Released) preview.visible = false
 	RowLayout{
 		anchors.fill: parent
 		anchors.rightMargin: 10 * DefaultStyle.dp
@@ -42,46 +38,6 @@ Item{
 			videoEnabled: (participantDevice && participantDevice.core.videoEnabled) || (!participantDevice && call && call.core.remoteVideoEnabled)
 			qmlName: 'AS'
 			displayPresence: false
-	
-			Timer {
-				id: waitingTimer
-				interval: 1000
-				repeat: true
-				onTriggered: waitingTime.seconds += 1
-			}
-			ColumnLayout {
-				id: waitingConnection
-				anchors.horizontalCenter: parent.horizontalCenter
-				anchors.top: parent.top
-				anchors.topMargin: 30 * DefaultStyle.dp
-				spacing: 0
-				visible: mainItem.callState === LinphoneEnums.CallState.OutgoingInit
-						|| mainItem.callState === LinphoneEnums.CallState.OutgoingProgress
-						|| mainItem.callState === LinphoneEnums.CallState.OutgoingRinging
-						|| mainItem.callState === LinphoneEnums.CallState.OutgoingEarlyMedia
-						|| mainItem.callState === LinphoneEnums.CallState.IncomingReceived
-				BusyIndicator {
-					indicatorColor: DefaultStyle.main2_100
-					Layout.alignment: Qt.AlignHCenter
-					indicatorHeight: 30 * DefaultStyle.dp
-					indicatorWidth: 30 * DefaultStyle.dp
-				}
-				Text {
-					id: waitingTime
-					property int seconds
-					text: UtilsCpp.formatElapsedTime(seconds)
-					color: DefaultStyle.grey_0
-					Layout.alignment: Qt.AlignHCenter
-					horizontalAlignment: Text.AlignHCenter
-					font {
-						pixelSize: 30 * DefaultStyle.dp
-						weight: 300 * DefaultStyle.dp
-					}
-					Component.onCompleted: {
-						waitingTimer.restart()
-					}
-				}
-			}
 		}
 		ListView{
 			Layout.fillHeight: true
@@ -116,7 +72,7 @@ Item{
 		id: preview
 		qmlName: 'P'
 		previewEnabled: true
-		visible: mainItem.call && allDevices.count <= 2 && !waitingConnection.visible
+		visible: mainItem.call && allDevices.count <= 2
 		onVisibleChanged: console.log(visible + " : " +allDevices.count)
 		height: 180 * DefaultStyle.dp
 		width: 300 * DefaultStyle.dp
diff --git a/Linphone/view/Layout/Call/CallLayout.qml b/Linphone/view/Layout/Call/CallLayout.qml
index 6d63570e..cf579f72 100644
--- a/Linphone/view/Layout/Call/CallLayout.qml
+++ b/Linphone/view/Layout/Call/CallLayout.qml
@@ -12,36 +12,54 @@ import SettingsCpp 1.0
 Item {
 	id: mainItem
 	property CallGui call
+	property ConferenceGui conference: call && call.core.conference
 	property bool callTerminatedByUser: false
 	readonly property var callState: call && call.core.state || undefined
 	property int conferenceLayout: call && call.core.conferenceVideoLayout || 0
+	property int participantDeviceCount: conference ? conference.core.participantDeviceCount : -1
+	Component.onCompleted: setConferenceLayout()
 	onConferenceLayoutChanged: {
 		console.log("CallLayout change : " +conferenceLayout)
+		setConferenceLayout()
+	}
+	onCallStateChanged: {
+		if( callState === LinphoneEnums.CallState.Error) {
+			centerLayout.currentIndex = 1
+		} else if( callState === LinphoneEnums.CallState.End) {
+			callTerminatedText.visible = true
+		}
+	}
+
+	signal shareInvitationRequested()
+	function setConferenceLayout() {
+		if (mainItem.participantDeviceCount < 2 ) {
+			return
+		}
 		callLayout.sourceComponent = undefined	// unload old view before opening the new view to avoid conflicts in Video UI.
 		callLayout.sourceComponent = mainItem.conferenceLayout == LinphoneEnums.ConferenceLayout.ActiveSpeaker
-								? activeSpeakerComponent
-								: gridComponent
+			? activeSpeakerComponent
+			: gridComponent
 	}
-	onCallStateChanged: if (callState === LinphoneEnums.CallState.End) {
-							callTerminatedText.visible = true
-						}else if( callState === LinphoneEnums.CallState.Error) {
-							centerLayout.currentIndex = 1
-						}
-	
+
 	Text {
 		id: callTerminatedText
-		visible: false
 		anchors.horizontalCenter: parent.horizontalCenter
 		anchors.top: parent.top
 		anchors.topMargin: 25 * DefaultStyle.dp
-		text: mainItem.callTerminatedByUser ? qsTr("Vous avez terminé l'appel") : qsTr("Votre correspondant a terminé l'appel")
-		color: DefaultStyle.grey_0
 		z: 1
+		visible: false
+		text: mainItem.conference 
+			? qsTr("Vous avez quitté la conférence")
+			: mainItem.callTerminatedByUser 
+				? qsTr("Vous avez terminé l'appel") 
+				: qsTr("Votre correspondant a terminé l'appel")
+		color: DefaultStyle.grey_0
 		font {
 			pixelSize: 22 * DefaultStyle.dp
 			weight: 300 * DefaultStyle.dp
 		}
 	}
+	
 	Layout.StackLayout {
 		id: centerLayout
 		currentIndex: 0
@@ -50,7 +68,9 @@ Item {
 			id: callLayout
 			Layout.Layout.fillWidth: true
 			Layout.Layout.fillHeight: true
-			sourceComponent: gridComponent
+			sourceComponent: mainItem.conference && mainItem.participantDeviceCount < 2 
+				? waitingForOthersComponent
+				: activeSpeakerComponent
 		}
 		Layout.ColumnLayout {
 			id: userNotFoundLayout
@@ -81,6 +101,50 @@ Item {
 			call: mainItem.call
 		}
 	}
+	Component {
+		id: waitingForOthersComponent
+		Rectangle {
+			color: DefaultStyle.grey_600
+			radius: 15 * DefaultStyle.dp
+			Layout.Layout.fillWidth: true
+			Layout.Layout.fillHeight: true
+			Layout.ColumnLayout {
+				id: waitingForOthersLayout
+				anchors.centerIn: parent
+				spacing: 22 * DefaultStyle.dp
+				Text {
+					text: qsTr("Waiting for other participants...")
+					Layout.Layout.preferredHeight: 67 * DefaultStyle.dp
+					Layout.Layout.alignment: Qt.AlignHCenter
+					horizontalAlignment: Text.AlignHCenter
+					color: DefaultStyle.grey_0
+					font {
+						pixelSize: 30 * DefaultStyle.dp
+						weight: 300 * DefaultStyle.dp
+					}
+				}
+				Button {
+					color: "transparent"
+					borderColor: DefaultStyle.main2_400
+					pressedColor: DefaultStyle.main2_500main
+					icon.source: AppIcons.shareNetwork
+					contentImageColor: DefaultStyle.main2_400
+					text: qsTr("Share invitation")
+					topPadding: 11 * DefaultStyle.dp
+					bottomPadding: 11 * DefaultStyle.dp
+					leftPadding: 20 * DefaultStyle.dp
+					rightPadding: 20 * DefaultStyle.dp
+					Layout.Layout.alignment: Qt.AlignHCenter
+					textColor: DefaultStyle.main2_400
+					onClicked: {
+						if (mainItem.conference) {
+							mainItem.shareInvitationRequested()
+						}
+					}
+				}
+			}
+		}
+	}
 }
 // TODO : waitingForParticipant
 		// ColumnLayout {
diff --git a/Linphone/view/Layout/Meeting/AddParticipantsLayout.qml b/Linphone/view/Layout/Meeting/AddParticipantsLayout.qml
index ac2589e1..033b3bc0 100644
--- a/Linphone/view/Layout/Meeting/AddParticipantsLayout.qml
+++ b/Linphone/view/Layout/Meeting/AddParticipantsLayout.qml
@@ -14,6 +14,8 @@ ColumnLayout {
 	property ConferenceInfoGui conferenceInfoGui
 	property bool nameGroupCall: false
 	readonly property string groupName: groupCallName.text
+	property color searchBarColor: DefaultStyle.grey_100
+	property color searchBarBorderColor: "transparent"
 
 	function clearSelectedParticipants() {
 		// TODO
@@ -47,7 +49,6 @@ ColumnLayout {
 	ListView {
 		id: participantList
 		Layout.fillWidth: true
-		Layout.topMargin: 15 * DefaultStyle.dp
 		Layout.preferredHeight: contentHeight
 		Layout.maximumHeight: mainItem.height / 3
 		width: mainItem.width
@@ -99,12 +100,14 @@ ColumnLayout {
 	SearchBar {
 		id: searchbar
 		Layout.fillWidth: true
-		Layout.topMargin: 21 * DefaultStyle.dp
+		Layout.topMargin: 6 * DefaultStyle.dp
 		Layout.rightMargin: 28 * DefaultStyle.dp
 		placeholderText: mainItem.placeHolderText
+		color: mainItem.searchBarColor
+		borderColor: mainItem.searchBarColor
 	}
 	Text {
-		Layout.topMargin: 21 * DefaultStyle.dp
+		Layout.topMargin: 6 * DefaultStyle.dp
 		text: qsTr("Contacts")
 		font {
 			pixelSize: 16 * DefaultStyle.dp