diff --git a/src/blackcore/simulator.cpp b/src/blackcore/simulator.cpp
index 483775a29..53775b0eb 100644
--- a/src/blackcore/simulator.cpp
+++ b/src/blackcore/simulator.cpp
@@ -418,14 +418,14 @@ namespace BlackCore
             const QString part2 = parser.part(2).toLower();
             if (part2 == "off" || part2 == "false")
             {
-                CStatusMessage(this).info(u"Disabled interpolation logging");
+                CLogMessage(this).info(u"Disabled interpolation logging");
                 this->clearInterpolationLogCallsigns();
                 return true;
             }
             if (part2 == "clear" || part2 == "clr")
             {
                 m_interpolationLogger.clearLog();
-                CStatusMessage(this).info(u"Cleared interpolation logging");
+                CLogMessage(this).info(u"Cleared interpolation logging");
                 this->clearInterpolationLogCallsigns();
                 return true;
             }
@@ -436,7 +436,7 @@ namespace BlackCore
                 const int max = parser.part(3).toInt(&ok);
                 if (!ok) { return false; }
                 m_interpolationLogger.setMaxSituations(max);
-                CStatusMessage(this).info(u"Max.situations logged: %1") << max;
+                CLogMessage(this).info(u"Max.situations logged: %1") << max;
                 return true;
             }
             if (part2 == "write" || part2 == "save")
diff --git a/src/blackgui/components/interpolationlogdisplay.cpp b/src/blackgui/components/interpolationlogdisplay.cpp
index 625909e2c..5c4d4e5ad 100644
--- a/src/blackgui/components/interpolationlogdisplay.cpp
+++ b/src/blackgui/components/interpolationlogdisplay.cpp
@@ -76,13 +76,17 @@ namespace BlackGui
             connect(ui->pb_StartStop,            &QPushButton::released, this, &CInterpolationLogDisplay::toggleStartStop);
             connect(ui->pb_ResetLastSent,        &QPushButton::released, this, &CInterpolationLogDisplay::resetLastSentValues);
             connect(ui->pb_ResetStats,           &QPushButton::released, this, &CInterpolationLogDisplay::resetStatistics);
-            connect(ui->pb_ShowLogInSimulator,   &QPushButton::released, this, &CInterpolationLogDisplay::showLogInSimulator);
+            connect(ui->pb_ShowLogInSimulator,   &QPushButton::released, this, &CInterpolationLogDisplay::logPosCommand);
             connect(ui->pb_FollowInSimulator,    &QPushButton::released, this, &CInterpolationLogDisplay::followInSimulator);
             connect(ui->pb_RequestElevation1,    &QPushButton::released, this, &CInterpolationLogDisplay::requestElevationClicked);
             connect(ui->pb_RequestElevation2,    &QPushButton::released, this, &CInterpolationLogDisplay::requestElevationClicked);
             connect(ui->pb_GetLastInterpolation, &QPushButton::released, this, &CInterpolationLogDisplay::getLogAmdDisplayLastInterpolation);
             connect(ui->pb_InjectElevation,      &QPushButton::released, this, &CInterpolationLogDisplay::onInjectElevation);
             connect(ui->pb_ElvClear,             &QPushButton::released, this, &CInterpolationLogDisplay::clearElevationResults);
+            connect(ui->pb_ClearLog,             &QPushButton::released, this, &CInterpolationLogDisplay::clearLogCommand);
+            connect(ui->pb_ClearLog2,            &QPushButton::released, this, &CInterpolationLogDisplay::clearLogCommand);
+            connect(ui->pb_WriteLogToFile,       &QPushButton::released, this, &CInterpolationLogDisplay::writeLogCommand);
+            connect(ui->pb_WriteLogToFile2,      &QPushButton::released, this, &CInterpolationLogDisplay::writeLogCommand);
             connect(ui->tvp_InboundAircraftSituations, &CAircraftSituationView::requestElevation, this, &CInterpolationLogDisplay::requestElevation);
             connect(ui->le_InjectElevation, &QLineEdit::returnPressed,   this, &CInterpolationLogDisplay::onInjectElevation);
             connect(ui->le_ElvHistoryCount, &QLineEdit::editingFinished, this, &CInterpolationLogDisplay::onElevationHistoryCountFinished);
@@ -180,6 +184,7 @@ namespace BlackGui
 
         void CInterpolationLogDisplay::getLogAmdDisplayLastInterpolation()
         {
+            if (!m_simulator) { return; }
             const SituationLog sLog = m_simulator->interpolationLogger().getLastSituationLog();
             this->displayLastInterpolation(sLog);
         }
@@ -283,15 +288,6 @@ namespace BlackGui
             }
         }
 
-        void CInterpolationLogDisplay::showLogInSimulator()
-        {
-            if (m_callsign.isEmpty()) { return; }
-            if (!sGui || sGui->isShuttingDown() || !sGui->getIContextSimulator()) { return; }
-
-            const QString cmd = QStringLiteral(".drv pos ") % m_callsign.asString();
-            sGui->getIContextSimulator()->parseCommandLine(cmd, this->identifier());
-        }
-
         void CInterpolationLogDisplay::followInSimulator()
         {
             if (m_callsign.isEmpty()) { return; }
@@ -479,13 +475,38 @@ namespace BlackGui
             }
         }
 
+        void CInterpolationLogDisplay::logPosCommand()
+        {
+            if (m_callsign.isEmpty()) { return; }
+            if (!sGui || sGui->isShuttingDown() || !sGui->getIContextSimulator()) { return; }
+
+            const QString cmd = QStringLiteral(".drv logint clear") % m_callsign.asString();
+            sGui->getIContextSimulator()->parseCommandLine(cmd, this->identifier());
+        }
+
+        void CInterpolationLogDisplay::clearLogCommand()
+        {
+            if (!sGui || sGui->isShuttingDown() || !sGui->getIContextSimulator()) { return; }
+
+            const QString cmd = QStringLiteral(".drv logint clear");
+            sGui->getIContextSimulator()->parseCommandLine(cmd, this->identifier());
+        }
+
+        void CInterpolationLogDisplay::writeLogCommand()
+        {
+            if (!sGui || sGui->isShuttingDown() || !sGui->getIContextSimulator()) { return; }
+
+            const QString cmd = QStringLiteral(".drv logint write");
+            sGui->getIContextSimulator()->parseCommandLine(cmd, this->identifier());
+        }
+
         bool CInterpolationLogDisplay::checkLogPrerequisites()
         {
             CStatusMessage m;
             do
             {
                 if (!this->isVisible()) { return false; } // silently return
-                if (!sApp || sApp->isShuttingDown()) { break; } // stop and return
+                if (!sGui || sGui->isShuttingDown()) { break; } // stop and return
                 if (m_callsign.isEmpty())
                 {
                     // static const CStatusMessage ms = CStatusMessage(this).validationError(u"No callsign for logging");
diff --git a/src/blackgui/components/interpolationlogdisplay.h b/src/blackgui/components/interpolationlogdisplay.h
index c341151fa..a618866b2 100644
--- a/src/blackgui/components/interpolationlogdisplay.h
+++ b/src/blackgui/components/interpolationlogdisplay.h
@@ -96,9 +96,6 @@ namespace BlackGui
             //! Toggle start/stop
             void toggleStartStop();
 
-            //! Display log in simulator
-            void showLogInSimulator();
-
             //! Follow aircraft in simulator
             void followInSimulator();
 
@@ -150,6 +147,14 @@ namespace BlackGui
             //! Clear elevation results
             void clearElevationResults();
 
+            //! Clear log. command
+            void clearLogCommand();
+
+            //! Write log. command
+            void writeLogCommand();
+
+            //! Display log in simulator
+            void logPosCommand();
 
             //! Check if can do logging, otherwise stop and display message
             bool checkLogPrerequisites();
diff --git a/src/blackgui/components/interpolationlogdisplay.ui b/src/blackgui/components/interpolationlogdisplay.ui
index 47aa7ef11..afc67d618 100644
--- a/src/blackgui/components/interpolationlogdisplay.ui
+++ b/src/blackgui/components/interpolationlogdisplay.ui
@@ -177,7 +177,7 @@
       </item>
       <item>
        <widget class="QFrame" name="fr_LogStatus">
-        <layout class="QHBoxLayout" name="hl_LogCallsign" stretch="2,0,0,0,0,0">
+        <layout class="QHBoxLayout" name="hl_LogCallsign" stretch="2,0,0,0,0,0,0,0">
          <property name="leftMargin">
           <number>3</number>
          </property>
@@ -197,6 +197,20 @@
            </property>
           </widget>
          </item>
+         <item>
+          <widget class="QPushButton" name="pb_WriteLogToFile">
+           <property name="text">
+            <string>write log.</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="pb_ClearLog">
+           <property name="text">
+            <string>clear log.</string>
+           </property>
+          </widget>
+         </item>
          <item>
           <widget class="QPushButton" name="pb_ResetStats">
            <property name="text">
@@ -664,6 +678,20 @@
             </property>
            </widget>
           </item>
+          <item>
+           <widget class="QPushButton" name="pb_WriteLogToFile2">
+            <property name="text">
+             <string>write log.</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QPushButton" name="pb_ClearLog2">
+            <property name="text">
+             <string>clear log.</string>
+            </property>
+           </widget>
+          </item>
           <item>
            <widget class="QPushButton" name="pb_GetLastInterpolation">
             <property name="text">
@@ -1018,6 +1046,8 @@
   <tabstop>hs_UpdateTime</tabstop>
   <tabstop>pb_StartStop</tabstop>
   <tabstop>comp_CallsignCompleter</tabstop>
+  <tabstop>pb_WriteLogToFile</tabstop>
+  <tabstop>pb_ClearLog</tabstop>
   <tabstop>pb_ResetStats</tabstop>
   <tabstop>pb_ResetLastSent</tabstop>
   <tabstop>pb_ShowLogInSimulator</tabstop>
@@ -1037,6 +1067,7 @@
   <tabstop>le_ElevationReqRec</tabstop>
   <tabstop>le_Elevation</tabstop>
   <tabstop>le_SimulatorSpecific</tabstop>
+  <tabstop>le_InboundSituationsInfo</tabstop>
   <tabstop>tvp_InboundAircraftSituations</tabstop>
   <tabstop>tvp_InboundAircraftParts</tabstop>
   <tabstop>tvp_Changes</tabstop>
@@ -1050,7 +1081,12 @@
   <tabstop>tvp_InterpolatedAircraftSituations</tabstop>
   <tabstop>tvp_LoopbackAircraftSituations</tabstop>
   <tabstop>te_TextLog</tabstop>
+  <tabstop>pb_ElvClear</tabstop>
+  <tabstop>le_ElvHistoryCount</tabstop>
+  <tabstop>cb_ElvAllowPseudo</tabstop>
+  <tabstop>le_ElevationTestValue</tabstop>
   <tabstop>pte_ElevationAtPosition</tabstop>
+  <tabstop>lv_ElevevationHistory</tabstop>
  </tabstops>
  <resources/>
  <connections/>