diff --git a/assets/languages/en.ts b/assets/languages/en.ts
index 0103776dc..c9eff363d 100644
--- a/assets/languages/en.ts
+++ b/assets/languages/en.ts
@@ -997,6 +997,10 @@ your friend&apos;s SIP address or username.</translation>
         <source>cleanLogs</source>
         <translation>CLEAN LOGS</translation>
     </message>
+    <message>
+        <source>cleanLogsDescription</source>
+        <translation>Are you sure you want to remove all logs?</translation>
+    </message>
 </context>
 <context>
     <name>SettingsAudio</name>
diff --git a/assets/languages/fr.ts b/assets/languages/fr.ts
index 510a938c9..b45e46870 100644
--- a/assets/languages/fr.ts
+++ b/assets/languages/fr.ts
@@ -985,7 +985,7 @@ Cliquez ici : &lt;a href=&quot;%1&quot;&gt;%1&lt;/a&gt;
     </message>
     <message>
         <source>logsUploadFailed</source>
-        <translation>L&apos;envoi des logs a échoué.&gt;</translation>
+        <translation>L&apos;envoi des logs a échoué.</translation>
     </message>
     <message>
         <source>logsEnabledLabel</source>
@@ -995,6 +995,10 @@ Cliquez ici : &lt;a href=&quot;%1&quot;&gt;%1&lt;/a&gt;
         <source>cleanLogs</source>
         <translation>SUPPRIMER LOGS</translation>
     </message>
+    <message>
+        <source>cleanLogsDescription</source>
+        <translation>Voulez-vous vraiment supprimer tous les logs ?</translation>
+    </message>
 </context>
 <context>
     <name>SettingsAudio</name>
diff --git a/resources.qrc b/resources.qrc
index 022fcb318..b2cc787bd 100644
--- a/resources.qrc
+++ b/resources.qrc
@@ -296,6 +296,8 @@
     <file>ui/modules/Common/Window/VirtualWindow.qml</file>
     <file>ui/modules/Common/Window/Window.js</file>
     <file>ui/modules/Common/Window/Window.qml</file>
+    <file>ui/modules/Konami/Konami.qml</file>
+    <file>ui/modules/Konami/qmldir</file>
     <file>ui/modules/Linphone/Account/AccountStatus.qml</file>
     <file>ui/modules/Linphone/Blocks/CardBlock.qml</file>
     <file>ui/modules/Linphone/Blocks/RequestBlock.qml</file>
@@ -403,6 +405,7 @@
     <file>ui/views/App/Main/MainWindow.js</file>
     <file>ui/views/App/Main/MainWindowMenuBar.qml</file>
     <file>ui/views/App/Main/MainWindow.qml</file>
+    <file>ui/views/App/Settings/SettingsAdvanced.js</file>
     <file>ui/views/App/Settings/SettingsAdvanced.qml</file>
     <file>ui/views/App/Settings/SettingsAudio.qml</file>
     <file>ui/views/App/Settings/SettingsCallsChat.qml</file>
@@ -441,6 +444,7 @@
     <file>ui/views/App/Styles/Main/InviteFriendsStyle.qml</file>
     <file>ui/views/App/Styles/Main/MainWindowStyle.qml</file>
     <file>ui/views/App/Styles/qmldir</file>
+    <file>ui/views/App/Styles/Settings/SettingsAdvancedStyle.qml</file>
     <file>ui/views/App/Styles/Settings/SettingsAudioStyle.qml</file>
     <file>ui/views/App/Styles/Settings/SettingsSipAccountsEditStyle.qml</file>
     <file>ui/views/App/Styles/Settings/SettingsVideoPreviewStyle.qml</file>
diff --git a/src/app/App.cpp b/src/app/App.cpp
index 7b9c07afe..8c1756530 100644
--- a/src/app/App.cpp
+++ b/src/app/App.cpp
@@ -86,7 +86,7 @@ App::App (int &argc, char *argv[]) : SingleApplication(argc, argv, true, Mode::U
 
   // Initialize logger.
   shared_ptr<linphone::Config> config = ::getConfigIfExists(*mParser);
-  Logger::init(SettingsModel::getLogsFolder(config), SettingsModel::getLogsEnabled(config));
+  Logger::init(config);
   if (mParser->isSet("verbose"))
     Logger::getInstance()->setVerbose(true);
 
diff --git a/src/app/logger/Logger.cpp b/src/app/logger/Logger.cpp
index 979e44086..98e41b2ac 100644
--- a/src/app/logger/Logger.cpp
+++ b/src/app/logger/Logger.cpp
@@ -25,6 +25,7 @@
 #include <QDateTime>
 #include <QThread>
 
+#include "../../components/settings/SettingsModel.hpp"
 #include "../../utils/Utils.hpp"
 #include "../paths/Paths.hpp"
 
@@ -159,11 +160,13 @@ void Logger::enable (bool status) {
   linphone_core_enable_log_collection(status ? LinphoneLogCollectionEnabled : LinphoneLogCollectionDisabled);
 }
 
-void Logger::init (const QString &folder, bool enabled) {
-  Q_ASSERT(!folder.isEmpty());
-
+void Logger::init (const std::shared_ptr<linphone::Config> &config) {
   if (mInstance)
     return;
+
+  const QString folder = SettingsModel::getLogsFolder(config);
+  Q_ASSERT(!folder.isEmpty());
+
   mInstance = new Logger();
 
   qInstallMessageHandler(Logger::log);
@@ -177,5 +180,5 @@ void Logger::init (const QString &folder, bool enabled) {
   linphone_core_set_log_collection_path(::Utils::appStringToCoreString(folder).c_str());
 
   linphone_core_set_log_collection_max_file_size(MAX_LOGS_COLLECTION_SIZE);
-  mInstance->enable(enabled);
+  mInstance->enable(SettingsModel::getLogsEnabled(config));
 }
diff --git a/src/app/logger/Logger.hpp b/src/app/logger/Logger.hpp
index f676c9f93..2a7bb5090 100644
--- a/src/app/logger/Logger.hpp
+++ b/src/app/logger/Logger.hpp
@@ -23,6 +23,7 @@
 #ifndef LOGGER_H_
 #define LOGGER_H_
 
+#include <linphone++/linphone.hh>
 #include <QMutex>
 
 // =============================================================================
@@ -41,7 +42,7 @@ public:
 
   void enable (bool status);
 
-  static void init (const QString &folder, bool enabled);
+  static void init (const std::shared_ptr<linphone::Config> &config);
 
   static Logger *getInstance () {
     return mInstance;
diff --git a/src/components/core/CoreHandlers.cpp b/src/components/core/CoreHandlers.cpp
index dd2c3cdea..d866417a7 100644
--- a/src/components/core/CoreHandlers.cpp
+++ b/src/components/core/CoreHandlers.cpp
@@ -69,11 +69,10 @@ void CoreHandlers::handleCoreCreated () {
 
 void CoreHandlers::notifyCoreStarted () {
   if (mCoreCreated && mCoreStarted)
-    scheduleFunctionInApp(
-      [this]() {
-        qInfo() << QStringLiteral("Core started.");
-        emit coreStarted();
-      });
+    scheduleFunctionInApp([this] {
+      qInfo() << QStringLiteral("Core started.");
+      emit coreStarted();
+    });
 }
 
 // -----------------------------------------------------------------------------
@@ -125,9 +124,9 @@ void CoreHandlers::onGlobalStateChanged (
 void CoreHandlers::onLogCollectionUploadStateChanged (
   const shared_ptr<linphone::Core> &,
   linphone::CoreLogCollectionUploadState state,
-  const string &
+  const string &info
 ) {
-  emit logsUploadStateChanged(state);
+  emit logsUploadStateChanged(state, info);
 }
 
 void CoreHandlers::onLogCollectionUploadProgressIndication (
diff --git a/src/components/core/CoreHandlers.hpp b/src/components/core/CoreHandlers.hpp
index 59587cfc2..5011cb8db 100644
--- a/src/components/core/CoreHandlers.hpp
+++ b/src/components/core/CoreHandlers.hpp
@@ -46,7 +46,7 @@ signals:
   void callTransferFailed (const std::shared_ptr<linphone::Call> &call);
   void callTransferSucceeded (const std::shared_ptr<linphone::Call> &call);
   void coreStarted ();
-  void logsUploadStateChanged (linphone::CoreLogCollectionUploadState state);
+  void logsUploadStateChanged (linphone::CoreLogCollectionUploadState state, const std::string &info);
   void messageReceived (const std::shared_ptr<linphone::ChatMessage> &message);
   void presenceReceived (const QString &sipAddress, const std::shared_ptr<const linphone::PresenceModel> &presenceModel);
   void registrationStateChanged (const std::shared_ptr<linphone::ProxyConfig> &proxyConfig, linphone::RegistrationState state);
diff --git a/src/components/core/CoreManager.cpp b/src/components/core/CoreManager.cpp
index 02f9348c2..540e243d2 100644
--- a/src/components/core/CoreManager.cpp
+++ b/src/components/core/CoreManager.cpp
@@ -107,6 +107,8 @@ void CoreManager::forceRefreshRegisters () {
   mCore->refreshRegisters();
 }
 
+// -----------------------------------------------------------------------------
+
 void CoreManager::sendLogs () const {
   Q_CHECK_PTR(mCore);
 
@@ -115,6 +117,12 @@ void CoreManager::sendLogs () const {
   mCore->uploadLogCollection();
 }
 
+void CoreManager::cleanLogs () const {
+  Q_CHECK_PTR(mCore);
+
+  mCore->resetLogCollection();
+}
+
 // -----------------------------------------------------------------------------
 
 #define SET_DATABASE_PATH(DATABASE, PATH) \
@@ -198,15 +206,14 @@ void CoreManager::iterate () {
 
 // -----------------------------------------------------------------------------
 
-void CoreManager::handleLogsUploadStateChanged (linphone::CoreLogCollectionUploadState state) {
+void CoreManager::handleLogsUploadStateChanged (linphone::CoreLogCollectionUploadState state, const string &info) {
   switch (state) {
     case linphone::CoreLogCollectionUploadStateInProgress:
       break;
+
     case linphone::CoreLogCollectionUploadStateDelivered:
-      emit logsUploaded(true);
-      break;
     case linphone::CoreLogCollectionUploadStateNotDelivered:
-      emit logsUploaded(false);
+      emit logsUploaded(::Utils::coreStringToAppString(info));
       break;
   }
 }
diff --git a/src/components/core/CoreManager.hpp b/src/components/core/CoreManager.hpp
index 9116f807e..8672f7bac 100644
--- a/src/components/core/CoreManager.hpp
+++ b/src/components/core/CoreManager.hpp
@@ -120,12 +120,13 @@ public:
   Q_INVOKABLE void forceRefreshRegisters ();
 
   Q_INVOKABLE void sendLogs () const;
+  Q_INVOKABLE void cleanLogs () const;
 
 signals:
   void coreCreated ();
   void coreStarted ();
 
-  void logsUploaded (bool success);
+  void logsUploaded (const QString &url);
 
 private:
   CoreManager (QObject *parent, const QString &configPath);
@@ -140,7 +141,7 @@ private:
 
   void iterate ();
 
-  void handleLogsUploadStateChanged (linphone::CoreLogCollectionUploadState state);
+  void handleLogsUploadStateChanged (linphone::CoreLogCollectionUploadState state, const std::string &info);
 
   static QString getDownloadUrl ();
 
diff --git a/src/components/other/colors/Colors.cpp b/src/components/other/colors/Colors.cpp
index 23e15dbce..4c2d457e7 100644
--- a/src/components/other/colors/Colors.cpp
+++ b/src/components/other/colors/Colors.cpp
@@ -20,7 +20,6 @@
  *      Author: Ronan Abhamon
  */
 
-#include <linphone++/linphone.hh>
 #include <QMetaProperty>
 
 #include "../../../utils/Utils.hpp"
@@ -29,10 +28,6 @@
 
 #define COLORS_SECTION "ui_colors"
 
-#ifndef LINPHONE_FRIDAY
-#define LINPHONE_FRIDAY 1
-#endif // ifndef LINPHONE_FRIDAY
-
 #if LINPHONE_FRIDAY
 #include <QDate>
 #endif // if LINPHONE_FRIDAY
@@ -43,24 +38,29 @@ using namespace std;
 
 #if LINPHONE_FRIDAY
 
-  static void setLinphoneFridayColors (Colors &colors) {
-    colors.setProperty("i", QColor("#F48D8D"));
-    colors.setProperty("s", QColor("#F58585"));
-    colors.setProperty("t", QColor("#FFC5C5"));
+  inline bool isLinphoneFriday () {
+    return QDate::currentDate().dayOfWeek() == 5;
   }
 
 #endif // if LINPHONE_FRIDAY
 
 Colors::Colors (QObject *parent) : QObject(parent) {
   #if LINPHONE_FRIDAY
-    if (QDate::currentDate().dayOfWeek() == 5)
-      ::setLinphoneFridayColors(*this);
-
+    if (isLinphoneFriday()) {
+      setProperty("i", QColor("#F48D8D"));
+      setProperty("s", QColor("#F58585"));
+      setProperty("t", QColor("#FFC5C5"));
+    }
   #endif // if LINPHONE_FRIDAY
 }
 
 void Colors::useConfig (const std::shared_ptr<linphone::Config> &config) {
-  overrideColors(config);
+  #if LINPHONE_FRIDAY
+    if (!isLinphoneFriday())
+      overrideColors(config);
+  #else
+    overrideColors(config);
+  #endif // if LINPHONE_FRIDAY
 }
 
 // -----------------------------------------------------------------------------
diff --git a/src/components/other/colors/Colors.hpp b/src/components/other/colors/Colors.hpp
index e2aadc138..761d10696 100644
--- a/src/components/other/colors/Colors.hpp
+++ b/src/components/other/colors/Colors.hpp
@@ -23,6 +23,7 @@
 #ifndef COLORS_H_
 #define COLORS_H_
 
+#include <linphone++/linphone.hh>
 #include <QColor>
 #include <QObject>
 
@@ -48,7 +49,7 @@
 // -----------------------------------------------------------------------------
 
 namespace linphone {
-  class Config;
+class Config;
 }
 
 class Colors : public QObject {
diff --git a/ui/modules/Konami/Konami.qml b/ui/modules/Konami/Konami.qml
new file mode 100644
index 000000000..b90fa7241
--- /dev/null
+++ b/ui/modules/Konami/Konami.qml
@@ -0,0 +1,92 @@
+/*
+ * Konami.qml
+ * Copyright 2017 Ronan Abhamon (https://github.com/Wescoeur)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+import QtQuick 2.7
+
+// =============================================================================
+
+Item {
+  id: konami
+
+  property var code: [
+    Qt.Key_Up,
+    Qt.Key_Up,
+    Qt.Key_Down,
+    Qt.Key_Down,
+    Qt.Key_Left,
+    Qt.Key_Right,
+    Qt.Key_Left,
+    Qt.Key_Right,
+    Qt.Key_B,
+    Qt.Key_A
+  ]
+
+  property int delay: 2000
+
+  signal triggered
+
+  // ---------------------------------------------------------------------------
+
+  Keys.forwardTo: core
+
+  Timer {
+    id: timer
+
+    interval: konami.delay
+
+    onTriggered: core.index = 0
+  }
+
+  Item {
+    id: core
+
+    property int index: 0
+
+    anchors.fill: parent
+
+    Keys.onPressed: {
+      timer.stop()
+
+      var code = konami.code
+      if (event.key === code[index]) {
+        // 1. Code OK.
+        if (++index === code.length) {
+          index = 0
+
+          konami.triggered()
+          return
+        }
+
+        // 2. Actual key OK.
+        if (delay > 0) {
+          timer.start()
+        }
+
+        return
+      }
+
+      // 3. Wrong key.
+      index = 0
+    }
+  }
+}
diff --git a/ui/modules/Konami/qmldir b/ui/modules/Konami/qmldir
new file mode 100644
index 000000000..09952a541
--- /dev/null
+++ b/ui/modules/Konami/qmldir
@@ -0,0 +1,5 @@
+module Konami
+
+// =============================================================================
+
+Konami 1.0 Konami.qml
diff --git a/ui/views/App/Main/Dialogs/About.qml b/ui/views/App/Main/Dialogs/About.qml
index 38b594203..c6ee71ed9 100644
--- a/ui/views/App/Main/Dialogs/About.qml
+++ b/ui/views/App/Main/Dialogs/About.qml
@@ -2,6 +2,7 @@ import QtQuick 2.7
 import QtQuick.Layouts 1.3
 
 import Common 1.0
+import Konami 1.0
 import Linphone 1.0
 
 import App.Styles 1.0
@@ -40,6 +41,16 @@ DialogPlus {
       Icon {
         icon: 'linphone_logo'
         iconSize: parent.height
+
+        Konami {
+          anchors.fill: parent
+          onTriggered: console.log('TODO')
+
+          MouseArea {
+            anchors.fill: parent
+            onClicked: parent.focus = true
+          }
+        }
       }
 
       Column {
diff --git a/ui/views/App/Settings/SettingsAdvanced.js b/ui/views/App/Settings/SettingsAdvanced.js
new file mode 100644
index 000000000..0e27312dd
--- /dev/null
+++ b/ui/views/App/Settings/SettingsAdvanced.js
@@ -0,0 +1,31 @@
+// =============================================================================
+// `SettingsAdvanced.qml` Logic.
+// =============================================================================
+
+.import Linphone 1.0 as Linphone
+
+.import 'qrc:/ui/scripts/Utils/utils.js' as Utils
+
+// =============================================================================
+
+function cleanLogs () {
+  window.attachVirtualWindow(Utils.buildDialogUri('ConfirmDialog'), {
+    descriptionText: qsTr('cleanLogsDescription'),
+  }, function (status) {
+    if (status) {
+      Linphone.CoreManager.cleanLogs()
+    }
+  })
+}
+
+function handleLogsUploaded (url) {
+  if (url.length) {
+    sendLogsBlock.stop('')
+    Qt.openUrlExternally(
+      'mailto:?subject=' + encodeURIComponent('Desktop Linphone Log') +
+      '&body=' + encodeURIComponent(url)
+    )
+  } else {
+    sendLogsBlock.stop(qsTr('logsUploadFailed'))
+  }
+}
diff --git a/ui/views/App/Settings/SettingsAdvanced.qml b/ui/views/App/Settings/SettingsAdvanced.qml
index 2831bbd9e..da7c31b06 100644
--- a/ui/views/App/Settings/SettingsAdvanced.qml
+++ b/ui/views/App/Settings/SettingsAdvanced.qml
@@ -5,6 +5,8 @@ import Linphone 1.0
 
 import App.Styles 1.0
 
+import 'SettingsAdvanced.js' as Logic
+
 // =============================================================================
 
 TabContainer {
@@ -63,12 +65,12 @@ TabContainer {
 
     Row {
       anchors.right: parent.right
-      spacing: 5
+      spacing: SettingsAdvancedStyle.buttons.spacing
 
       TextButtonB {
         text: qsTr('cleanLogs')
 
-        onClicked: CoreManager.cleanLogs()
+        onClicked: Logic.cleanLogs()
       }
 
       TextButtonB {
@@ -88,7 +90,7 @@ TabContainer {
       Connections {
         target: CoreManager
 
-        onLogsUploaded: sendLogsBlock.stop(success ? '' : qsTr('logsUploadFailed'))
+        onLogsUploaded: Logic.handleLogsUploaded(url)
       }
     }
 
diff --git a/ui/views/App/Styles/Settings/SettingsAdvancedStyle.qml b/ui/views/App/Styles/Settings/SettingsAdvancedStyle.qml
new file mode 100644
index 000000000..357fd0bbc
--- /dev/null
+++ b/ui/views/App/Styles/Settings/SettingsAdvancedStyle.qml
@@ -0,0 +1,10 @@
+pragma Singleton
+import QtQml 2.2
+
+// =============================================================================
+
+QtObject {
+  property QtObject buttons: QtObject {
+    property int spacing: 10
+  }
+}
diff --git a/ui/views/App/Styles/qmldir b/ui/views/App/Styles/qmldir
index 986011f59..5f66e91fa 100644
--- a/ui/views/App/Styles/qmldir
+++ b/ui/views/App/Styles/qmldir
@@ -31,6 +31,7 @@ singleton AboutStyle                                     1.0 Main/Dialogs/AboutS
 singleton AuthenticationRequestStyle                     1.0 Main/Dialogs/AuthenticationRequestStyle.qml
 singleton ManageAccountsStyle                            1.0 Main/Dialogs/ManageAccountsStyle.qml
 
+singleton SettingsAdvancedStyle                          1.0 Settings/SettingsAdvancedStyle.qml
 singleton SettingsAudioStyle                             1.0 Settings/SettingsAudioStyle.qml
 singleton SettingsSipAccountsEditStyle                   1.0 Settings/SettingsSipAccountsEditStyle.qml
 singleton SettingsVideoPreviewStyle                      1.0 Settings/SettingsVideoPreviewStyle.qml