diff --git a/src/blackgui/components/flightplancomponent.cpp b/src/blackgui/components/flightplancomponent.cpp
index 9098017184..9348ccc704 100644
--- a/src/blackgui/components/flightplancomponent.cpp
+++ b/src/blackgui/components/flightplancomponent.cpp
@@ -125,7 +125,6 @@ namespace BlackGui::Components
         connect(ui->pb_Download, &QPushButton::pressed, this, &CFlightPlanComponent::loadFlightPlanFromNetwork, Qt::QueuedConnection);
         connect(ui->pb_Reset, &QPushButton::pressed, this, &CFlightPlanComponent::resetFlightPlan, Qt::QueuedConnection);
         connect(ui->tb_SyncWithSimulator, &QPushButton::released, this, &CFlightPlanComponent::syncWithSimulator, Qt::QueuedConnection);
-        connect(ui->pb_Prefill, &QPushButton::pressed, this, &CFlightPlanComponent::anticipateValues, Qt::QueuedConnection);
         connect(ui->pb_SimBrief, &QPushButton::pressed, this, &CFlightPlanComponent::loadFromSimBrief, Qt::QueuedConnection);
 
         connect(ui->pb_SaveTemplate, &QPushButton::released, this, &CFlightPlanComponent::saveTemplateToDisk, Qt::QueuedConnection);
@@ -812,62 +811,6 @@ namespace BlackGui::Components
         return true;
     }
 
-    void CFlightPlanComponent::anticipateValues()
-    {
-        if (!this->overrideRemarks()) { return; }
-        CStatusMessageList msgs;
-        const bool vfr = this->isVfr();
-        const bool airline = m_model.hasAirlineDesignator();
-
-        if (vfr)
-        {
-            ui->cb_NoSidsStarts->setChecked(true);
-            msgs.push_back(CStatusMessage(this).validationInfo(u"No SID/STARs"));
-            ui->cb_RequiredNavigationPerformance->setCurrentIndex(0);
-            ui->cb_PerformanceCategory->setCurrentIndex(0);
-            msgs.push_back(CStatusMessage(this).validationInfo(u"Set performance to VFR"));
-        }
-        else
-        {
-            // IFR
-            const CAircraftIcaoCode icao = this->getAircraftIcaoCode();
-            if (icao.isLoadedFromDb())
-            {
-                if (icao.getEnginesCount() >= 2 && icao.getEngineType() == "J")
-                {
-                    // jet with >=2 engines
-                    msgs.push_back(CStatusMessage(this).validationInfo(u"Jet >=2 engines"));
-                    msgs.push_back(CStatusMessage(this).validationInfo(u"SID/STARs"));
-                    ui->cb_NoSidsStarts->setChecked(false);
-                    msgs.push_back(CStatusMessage(this).validationInfo(u"Capable of SIDs/STARs"));
-
-                    // reset those values
-                    ui->cb_RequiredNavigationPerformance->setCurrentIndex(0);
-                    ui->cb_PerformanceCategory->setCurrentIndex(0);
-                }
-            } // ICAO
-        }
-
-        // further info if having model from DB
-        if (m_model.isLoadedFromDb())
-        {
-            if (airline)
-            {
-                ui->le_AirlineOperator->setText(m_model.getAirlineIcaoCode().getName());
-            }
-        }
-
-        // messages
-        this->showOverlayMessages(msgs, false, OverlayTimeoutMs);
-
-        // copy over
-        if (msgs.isSuccess())
-        {
-            this->buildRemarksString();
-            this->copyRemarks(false);
-        }
-    }
-
     void CFlightPlanComponent::updateDirectorySettings(const QString &fileOrDirectory)
     {
         if (fileOrDirectory.isEmpty()) { return; }
diff --git a/src/blackgui/components/flightplancomponent.h b/src/blackgui/components/flightplancomponent.h
index 05fa82b1ef..35547293ff 100644
--- a/src/blackgui/components/flightplancomponent.h
+++ b/src/blackgui/components/flightplancomponent.h
@@ -242,9 +242,6 @@ namespace BlackGui::Components
         //! Override remarks message dialog
         bool overrideRemarks();
 
-        //! Guess some FP values/setting
-        void anticipateValues();
-
         //! Update the diretcory settings
         void updateDirectorySettings(const QString &fileOrDirectory);
 
diff --git a/src/blackgui/components/flightplancomponent.ui b/src/blackgui/components/flightplancomponent.ui
index 3546ac9c38..26ce261405 100644
--- a/src/blackgui/components/flightplancomponent.ui
+++ b/src/blackgui/components/flightplancomponent.ui
@@ -743,20 +743,6 @@
              </property>
             </widget>
            </item>
-           <item row="0" column="0">
-            <widget class="QPushButton" name="pb_Prefill">
-             <property name="toolTip">
-              <string>Anticipate (guess) some values</string>
-             </property>
-             <property name="text">
-              <string>&amp;Prefill</string>
-             </property>
-             <property name="icon">
-              <iconset resource="../../blackmisc/blackmisc.qrc">
-               <normaloff>:/diagona/icons/diagona/icons/compass--pencil.png</normaloff>:/diagona/icons/diagona/icons/compass--pencil.png</iconset>
-             </property>
-            </widget>
-           </item>
            <item row="3" column="0">
             <widget class="QPushButton" name="pb_SaveTemplate">
              <property name="text">
@@ -1155,7 +1141,6 @@
   <tabstop>le_PilotsName</tabstop>
   <tabstop>le_PilotsHomeBase</tabstop>
   <tabstop>le_LastSent</tabstop>
-  <tabstop>pb_Prefill</tabstop>
   <tabstop>pb_Reset</tabstop>
   <tabstop>pb_Send</tabstop>
   <tabstop>pb_Download</tabstop>