diff --git a/linphone-desktop/assets/languages/en.ts b/linphone-desktop/assets/languages/en.ts
index 964a9ac40..4b2a6ab18 100644
--- a/linphone-desktop/assets/languages/en.ts
+++ b/linphone-desktop/assets/languages/en.ts
@@ -357,6 +357,13 @@ Server url not configured.</translation>
         <translation>Status</translation>
     </message>
 </context>
+<context>
+    <name>ConferenceManager</name>
+    <message>
+        <source>conferenceManagerDescription</source>
+        <translation>Manage participants to your conference.</translation>
+    </message>
+</context>
 <context>
     <name>ConfirmDialog</name>
     <message>
diff --git a/linphone-desktop/assets/languages/fr.ts b/linphone-desktop/assets/languages/fr.ts
index f6e0c4f47..61ca489a7 100644
--- a/linphone-desktop/assets/languages/fr.ts
+++ b/linphone-desktop/assets/languages/fr.ts
@@ -357,6 +357,13 @@ Url du serveur non configurée.</translation>
         <translation>Status</translation>
     </message>
 </context>
+<context>
+    <name>ConferenceManager</name>
+    <message>
+        <source>conferenceManagerDescription</source>
+        <translation>Gérer les participants de votre conférence.</translation>
+    </message>
+</context>
 <context>
     <name>ConfirmDialog</name>
     <message>
diff --git a/linphone-desktop/resources.qrc b/linphone-desktop/resources.qrc
index 0640cb3c6..22e67ca50 100644
--- a/linphone-desktop/resources.qrc
+++ b/linphone-desktop/resources.qrc
@@ -339,6 +339,8 @@
     <file>ui/views/App/Calls/AbstractStartingCall.qml</file>
     <file>ui/views/App/Calls/CallsWindow.js</file>
     <file>ui/views/App/Calls/CallsWindow.qml</file>
+    <file>ui/views/App/Calls/ConferenceManager.js</file>
+    <file>ui/views/App/Calls/ConferenceManager.qml</file>
     <file>ui/views/App/Calls/EndedCall.qml</file>
     <file>ui/views/App/Calls/IncallFullscreenWindow.qml</file>
     <file>ui/views/App/Calls/Incall.js</file>
@@ -387,6 +389,7 @@
     <file>ui/views/App/SplashScreen/SplashScreen.qml</file>
     <file>ui/views/App/Styles/Calls/CallStyle.qml</file>
     <file>ui/views/App/Styles/Calls/CallsWindowStyle.qml</file>
+    <file>ui/views/App/Styles/Calls/ConferenceManagerStyle.qml</file>
     <file>ui/views/App/Styles/Main/AboutStyle.qml</file>
     <file>ui/views/App/Styles/Main/Assistant/ActivateLinphoneSipAccountWithEmailStyle.qml</file>
     <file>ui/views/App/Styles/Main/Assistant/AssistantAbstractViewStyle.qml</file>
diff --git a/linphone-desktop/src/components/smart-search-bar/SmartSearchBarModel.hpp b/linphone-desktop/src/components/smart-search-bar/SmartSearchBarModel.hpp
index f0914d98f..681d958b5 100644
--- a/linphone-desktop/src/components/smart-search-bar/SmartSearchBarModel.hpp
+++ b/linphone-desktop/src/components/smart-search-bar/SmartSearchBarModel.hpp
@@ -47,6 +47,7 @@ private:
   int computeStringWeight (const QString &string) const;
 
   QString mFilter;
+
   static const QRegExp mSearchSeparators;
 };
 
diff --git a/linphone-desktop/ui/modules/Common/Tooltip/Tooltip.qml b/linphone-desktop/ui/modules/Common/Tooltip/Tooltip.qml
index 2d0a95544..cca8426b0 100644
--- a/linphone-desktop/ui/modules/Common/Tooltip/Tooltip.qml
+++ b/linphone-desktop/ui/modules/Common/Tooltip/Tooltip.qml
@@ -51,8 +51,8 @@ ToolTip {
     } else if (a.y > b.y + b.height) {
       _edge = 'bottom'
     } else {
+      // Unable to get the tooltip arrow position.
       _edge = null
-      console.warn('Unable to get the tooltip arrow position.')
     }
   }
 
diff --git a/linphone-desktop/ui/views/App/Calls/CallsWindow.js b/linphone-desktop/ui/views/App/Calls/CallsWindow.js
index 7c63f9e67..dc59eb6e1 100644
--- a/linphone-desktop/ui/views/App/Calls/CallsWindow.js
+++ b/linphone-desktop/ui/views/App/Calls/CallsWindow.js
@@ -17,6 +17,7 @@ function handleClosing (close) {
     return
   }
 
+  window.detachVirtualWindow()
   window.attachVirtualWindow(Utils.buildDialogUri('ConfirmDialog'), {
     descriptionText: qsTr('acceptClosingDescription'),
   }, function (status) {
@@ -28,3 +29,7 @@ function handleClosing (close) {
 
   close.accepted = false
 }
+
+function openConferenceManager () {
+  window.attachVirtualWindow(Qt.resolvedUrl('ConferenceManager.qml'))
+}
diff --git a/linphone-desktop/ui/views/App/Calls/CallsWindow.qml b/linphone-desktop/ui/views/App/Calls/CallsWindow.qml
index 8377e1ec2..4374e63cd 100644
--- a/linphone-desktop/ui/views/App/Calls/CallsWindow.qml
+++ b/linphone-desktop/ui/views/App/Calls/CallsWindow.qml
@@ -94,7 +94,8 @@ Window {
 
             ActionButton {
               icon: 'new_conference'
-              // TODO: launch new conference
+
+              onClicked: Logic.openConferenceManager()
             }
           }
         }
diff --git a/linphone-desktop/ui/views/App/Calls/ConferenceManager.js b/linphone-desktop/ui/views/App/Calls/ConferenceManager.js
new file mode 100644
index 000000000..55ec1fc06
--- /dev/null
+++ b/linphone-desktop/ui/views/App/Calls/ConferenceManager.js
@@ -0,0 +1,7 @@
+// =============================================================================
+// `ConferenceManager.qml` Logic.
+// =============================================================================
+
+function updateFilter (text) {
+  console.log('TODO')
+}
diff --git a/linphone-desktop/ui/views/App/Calls/ConferenceManager.qml b/linphone-desktop/ui/views/App/Calls/ConferenceManager.qml
new file mode 100644
index 000000000..d6975a011
--- /dev/null
+++ b/linphone-desktop/ui/views/App/Calls/ConferenceManager.qml
@@ -0,0 +1,70 @@
+import QtQuick 2.7
+import QtQuick.Layouts 1.3
+
+import Common 1.0
+import Linphone 1.0
+
+import App.Styles 1.0
+
+import 'ConferenceManager.js' as Logic
+
+// =============================================================================
+
+ConfirmDialog {
+  descriptionText: qsTr('conferenceManagerDescription')
+
+  height: ConferenceManagerStyle.height
+  width: ConferenceManagerStyle.width
+
+  // ---------------------------------------------------------------------------
+
+  RowLayout {
+    anchors {
+      fill: parent
+      leftMargin: ConferenceManagerStyle.leftMargin
+      rightMargin: ConferenceManagerStyle.rightMargin
+    }
+
+    spacing: 0
+
+    // -------------------------------------------------------------------------
+    // Address selector.
+    // -------------------------------------------------------------------------
+
+    Column {
+      Layout.alignment: Qt.AlignTop
+      Layout.fillWidth: true
+
+      spacing: ConferenceManagerStyle.columns.selector.spacing
+
+      TextField {
+        icon: 'search'
+        width: parent.width
+
+        onTextChanged: Logic.updateFilter(text)
+      }
+    }
+
+    // -------------------------------------------------------------------------
+    // Separator.
+    // -------------------------------------------------------------------------
+
+    Rectangle {
+      Layout.fillHeight: true
+      Layout.leftMargin: ConferenceManagerStyle.leftMargin
+      Layout.preferredWidth: ConferenceManagerStyle.columns.separator.width
+      Layout.rightMargin: ConferenceManagerStyle.rightMargin
+
+      color: ConferenceManagerStyle.columns.separator.color
+    }
+
+    // -------------------------------------------------------------------------
+    // See and remove selected addresses.
+    // -------------------------------------------------------------------------
+
+    Column {
+      Layout.alignment: Qt.AlignTop
+      Layout.fillWidth: true
+    }
+  }
+}
diff --git a/linphone-desktop/ui/views/App/Styles/Calls/ConferenceManagerStyle.qml b/linphone-desktop/ui/views/App/Styles/Calls/ConferenceManagerStyle.qml
new file mode 100644
index 000000000..6c7b1c360
--- /dev/null
+++ b/linphone-desktop/ui/views/App/Styles/Calls/ConferenceManagerStyle.qml
@@ -0,0 +1,24 @@
+pragma Singleton
+import QtQuick 2.7
+
+import Common 1.0
+
+// =============================================================================
+
+QtObject {
+  property int height: 420
+  property int leftMargin: 35
+  property int rightMargin: 35
+  property int width: 680
+
+  property QtObject columns: QtObject {
+    property QtObject selector: QtObject {
+      property int spacing: 10
+    }
+
+    property QtObject separator: QtObject {
+      property color color: Colors.c
+      property int width: 1
+    }
+  }
+}
diff --git a/linphone-desktop/ui/views/App/Styles/qmldir b/linphone-desktop/ui/views/App/Styles/qmldir
index f098125ef..b75008bcf 100644
--- a/linphone-desktop/ui/views/App/Styles/qmldir
+++ b/linphone-desktop/ui/views/App/Styles/qmldir
@@ -6,6 +6,7 @@ module App.Styles
 
 singleton CallStyle                                1.0 Calls/CallStyle.qml
 singleton CallsWindowStyle                         1.0 Calls/CallsWindowStyle.qml
+singleton ConferenceManagerStyle                   1.0 Calls/ConferenceManagerStyle.qml
 
 singleton ActivateLinphoneSipAccountWithEmailStyle 1.0 Main/Assistant/ActivateLinphoneSipAccountWithEmailStyle.qml
 singleton AssistantAbstractViewStyle               1.0 Main/Assistant/AssistantAbstractViewStyle.qml