diff --git a/UpdatePTUDevCtrl/update.cpp b/UpdatePTUDevCtrl/update.cpp
index a38c764..5b9d376 100644
--- a/UpdatePTUDevCtrl/update.cpp
+++ b/UpdatePTUDevCtrl/update.cpp
@@ -193,8 +193,8 @@ bool Update::openSerial(int br, QString baudrate, QString comPort) const {
                       + " " + baudrate + " " + comPort + "...OK");
 
             // m_hw->dc_autoRequest(true);
-            m_hw->dc_autoRequest(false);
-            QThread::sleep(1);
+            // m_hw->dc_autoRequest(false);
+            // QThread::sleep(1);
 
             Utils::printInfoMsg(QString("IS PORT OPEN %1").arg(m_hw->dc_isPortOpen()));
             return true;
@@ -507,9 +507,9 @@ bool Update::downloadJson(enum FileTypeJson type,
             }
         }
 
-        m_hw->dc_autoRequest(false);
-        qDebug() << "SET AUTO-REQUEST=FALSE";
-        QThread::sleep(1);  // make sure the auto-request flag is acknowledged
+        // m_hw->dc_autoRequest(false);
+        // qDebug() << "SET AUTO-REQUEST=FALSE";
+        // QThread::sleep(1);  // make sure the auto-request flag is acknowledged
     }
 
     return true;
@@ -584,8 +584,8 @@ QStringList Update::getDcSoftAndHardWareVersion() {
         QString const &hwVersion = m_hw->dc_getHWversion().toLower().trimmed();
         QString const &swVersion = m_hw->dc_getSWversion().toLower().trimmed();
 
-        m_hw->dc_autoRequest(false);
-        QThread::sleep(1); // make sure the timer-slots are inactive
+        //m_hw->dc_autoRequest(false);
+        //QThread::sleep(1); // make sure the timer-slots are inactive
 
         if (!hwVersion.isEmpty() && !swVersion.isEmpty()) {
             return QStringList() << hwVersion << swVersion;