diff --git a/companion/src/companion.qrc b/companion/src/companion.qrc
index 1a842d240..e7f2400fe 100644
--- a/companion/src/companion.qrc
+++ b/companion/src/companion.qrc
@@ -886,6 +886,7 @@
     <file>themes/yerico/16/contributors.png</file>
     <file>themes/yerico/16/stop.png</file>
     <file>themes/yerico/16/write_eeprom.png</file>
+    <file>themes/yerico/16/sdsync.png</file>
     <file>themes/yerico/24/paintbrush.png</file>
     <file>themes/yerico/24/open.png</file>
     <file>themes/yerico/24/edit.png</file>
@@ -929,6 +930,7 @@
     <file>themes/yerico/24/contributors.png</file>
     <file>themes/yerico/24/stop.png</file>
     <file>themes/yerico/24/write_eeprom.png</file>
+    <file>themes/yerico/24/sdsync.png</file>
     <file>themes/yerico/32/paintbrush.png</file>
     <file>themes/yerico/32/open.png</file>
     <file>themes/yerico/32/edit.png</file>
@@ -972,6 +974,7 @@
     <file>themes/yerico/32/contributors.png</file>
     <file>themes/yerico/32/stop.png</file>
     <file>themes/yerico/32/write_eeprom.png</file>
+    <file>themes/yerico/32/sdsync.png</file>
     <file>themes/yerico/48/paintbrush.png</file>
     <file>themes/yerico/48/open.png</file>
     <file>themes/yerico/48/edit.png</file>
@@ -1015,5 +1018,6 @@
     <file>themes/yerico/48/contributors.png</file>
     <file>themes/yerico/48/stop.png</file>
     <file>themes/yerico/48/write_eeprom.png</file>
+    <file>themes/yerico/48/sdsync.png</file>    
   </qresource>
 </RCC>
diff --git a/companion/src/firmwares/opentx/opentxTaranisSimulator.cpp b/companion/src/firmwares/opentx/opentxTaranisSimulator.cpp
index 0e6a76db4..1c1f9fbd9 100644
--- a/companion/src/firmwares/opentx/opentxTaranisSimulator.cpp
+++ b/companion/src/firmwares/opentx/opentxTaranisSimulator.cpp
@@ -198,7 +198,7 @@ using namespace Open9xX9D;
 OpentxTaranisSimulator::OpentxTaranisSimulator()
 {
   taranisSimulatorBoard = GetEepromInterface()->getBoard();
-  QString path=g.profile[g.id()].sdPath()+"/";
+  QString path = g.profile[g.id()].sdPath()+"/";
   int i=0;
   for (i=0; i< std::min(path.length(),1022); i++) {
     simuSdDirectory[i]=path.at(i).toAscii();
diff --git a/companion/src/mainwindow.cpp b/companion/src/mainwindow.cpp
index ae76e8d93..9eb230d37 100644
--- a/companion/src/mainwindow.cpp
+++ b/companion/src/mainwindow.cpp
@@ -64,6 +64,7 @@
 #include "helpers.h"
 #include "appdata.h"
 #include "radionotfound.h"
+#include "foldersync.h"
 
 #define OPENTX_COMPANION_DOWNLOADS   "http://downloads-20.open-tx.org/companion"
 #define DONATE_STR      "https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=QUZ48K4SEXDP2"
@@ -667,6 +668,15 @@ void MainWindow::contributors()
     cd->exec();
 }
 
+void MainWindow::sdsync()
+{
+  QString massstoragePath = FindMassstoragePath("SOUNDS");
+  if (!massstoragePath.isEmpty())
+    massstoragePath += "/..";
+  FoldersSyncTask syncTask(massstoragePath, g.profile[g.id()].sdPath());
+  syncTask.run();
+}
+
 void MainWindow::changelog()
 {
     contributorsDialog *cd = new contributorsDialog(this,1);
@@ -1462,8 +1472,11 @@ void MainWindow::updateMenus()
     updateLanguageActions();
     updateIconSizeActions();
     updateIconThemeActions();
+    sdsyncAct->setEnabled(!FindMassstoragePath("SOUNDS").isEmpty());
 
     setWindowTitle(tr("OpenTX Companion - FW: %1 - Profile: %2").arg(GetCurrentFirmware()->getName()).arg( g.profile[g.id()].name() ));
+
+    qDebug() << "updateMenus";
 }
 
 MdiChild *MainWindow::createMdiChild()
@@ -1600,6 +1613,7 @@ void MainWindow::createActions()
     writeBackupToRadioAct = addAct("write_eeprom_file.png", tr("Write Backup to Radio"), tr("Write Backup from file to Radio"), SLOT(writeBackup()));
     readBackupToFileAct = addAct("read_eeprom_file.png", tr("Backup Radio to File"), tr("Save a complete backup file of all settings and model data in the Radio"), SLOT(readBackup()));
     contributorsAct =    addAct("contributors.png",  tr("Contributors..."), tr("A tribute to those who have contributed to OpenTX and Companion"), SLOT(contributors()));
+    sdsyncAct =          addAct("sdsync.png",        tr("SD Synchro"),              tr("SD card synchronization"), SLOT(sdsync()));
     
     compareAct->setEnabled(false);
     simulateAct->setEnabled(false);
@@ -1629,6 +1643,7 @@ void MainWindow::createMenus()
     fileMenu->addAction(simulateAct);
     fileMenu->addAction(printAct);
     fileMenu->addAction(compareAct);
+    fileMenu->addAction(sdsyncAct);
     fileMenu->addSeparator();
     fileMenu->addAction(exitAct);
 
@@ -1778,6 +1793,7 @@ void MainWindow::createToolBars()
     fileToolBar->addAction(simulateAct);
     fileToolBar->addAction(printAct);
     fileToolBar->addAction(compareAct);
+    fileToolBar->addAction(sdsyncAct);
 
     editToolBar = addToolBar(tr("Edit"));
     editToolBar->setIconSize(size);
diff --git a/companion/src/mainwindow.h b/companion/src/mainwindow.h
index 25e0c135f..e9725b792 100644
--- a/companion/src/mainwindow.h
+++ b/companion/src/mainwindow.h
@@ -146,6 +146,7 @@ class MainWindow : public QMainWindow
     void burnFuses();
     void simulate();
     void contributors();
+    void sdsync();
     void changelog();
     void fwchangelog();
     void customizeSplash();
@@ -237,6 +238,7 @@ class MainWindow : public QMainWindow
     QAction *fwPrefsAct;
     QAction *checkForUpdatesAct;
     QAction *contributorsAct;
+    QAction *sdsyncAct;
     QAction *changelogAct;
     QAction *fwchangelogAct;
     QAction *compareAct;
diff --git a/companion/src/shared/foldersync.cpp b/companion/src/shared/foldersync.cpp
index 694dc5487..4d377c63f 100644
--- a/companion/src/shared/foldersync.cpp
+++ b/companion/src/shared/foldersync.cpp
@@ -13,9 +13,17 @@ FoldersSyncTask::FoldersSyncTask(const QString &folder1, const QString &folder2)
 
 void FoldersSyncTask::run()
 {
+  if (!QFile::exists(folders[0])) {
+    QMessageBox::warning(NULL, QObject::tr("Synchronization error"), QObject::tr("The directory '%1' doesn't exist!").arg(folders[0]));
+    return;
+  }
+  if (!QFile::exists(folders[1])) {
+    QMessageBox::warning(NULL, QObject::tr("Synchronization error"), QObject::tr("The directory '%1' doesn't exist!").arg(folders[1]));
+    return;
+  }
   QStringList errors = updateDir(folders[0], folders[1]) + updateDir(folders[1], folders[0]);
   if (errors.count() > 0) {
-    QMessageBox::warning(NULL, QObject::tr("Copy errors"), errors.join("\n"));
+    QMessageBox::warning(NULL, QObject::tr("Synchronization error"), errors.join("\n"));
   }
 }
 
@@ -25,6 +33,7 @@ QStringList FoldersSyncTask::updateDir(const QDir &source, const QDir &destinati
   QDirIterator it(source, QDirIterator::Subdirectories);
   while (it.hasNext()) {
     QString path = it.next();
+    // qDebug() << path;
     QFileInfo sourceInfo(path);
     QString relativePath = source.relativeFilePath(path);
     QString destinationPath = destination.absoluteFilePath(relativePath);
@@ -39,7 +48,7 @@ QStringList FoldersSyncTask::updateDir(const QDir &source, const QDir &destinati
     }
     else {
       if (!destinationInfo.exists()) {
-        // qDebug() << "Copy" << path << "to" << destinationPath;
+        qDebug() << "Copy" << path << "to" << destinationPath;
         if (!QFile::copy(path, destinationPath)) {
           errors << QObject::tr("Copy '%1' to '%2' failed").arg(path).arg(destinationPath);
           continue;
@@ -68,7 +77,7 @@ QStringList FoldersSyncTask::updateDir(const QDir &source, const QDir &destinati
           errors << QObject::tr("Write '%1' failed").arg(destinationPath);
           continue;
         }
-        // qDebug() << "Write" << destinationPath;
+        qDebug() << "Write" << destinationPath;
         QTextStream destinationStream(&destinationFile);
         destinationStream << sourceContents;
         destinationFile.close();