diff --git a/java_console/ui/src/main/java/com/rusefi/StartupFrame.java b/java_console/ui/src/main/java/com/rusefi/StartupFrame.java
index c405face97..388eaea2ce 100644
--- a/java_console/ui/src/main/java/com/rusefi/StartupFrame.java
+++ b/java_console/ui/src/main/java/com/rusefi/StartupFrame.java
@@ -7,6 +7,7 @@ import com.rusefi.core.ui.FrameHelper;
 import com.rusefi.io.LinkManager;
 import com.rusefi.io.serial.BaudRateHolder;
 import com.rusefi.maintenance.DriverInstall;
+import com.rusefi.maintenance.MaintenanceUtil;
 import com.rusefi.maintenance.StLinkFlasher;
 import com.rusefi.maintenance.ProgramSelector;
 import com.rusefi.ui.LogoHelper;
@@ -23,6 +24,7 @@ import javax.swing.*;
 import javax.swing.border.TitledBorder;
 import java.awt.*;
 import java.awt.event.*;
+import java.util.Date;
 import java.util.List;
 
 import static com.devexperts.logging.Logging.getLogging;
@@ -156,6 +158,8 @@ public class StartupFrame {
 //            realHardwarePanel.add(new FirmwareFlasher(FirmwareFlasher.IMAGE_FILE, "ST-LINK Program Firmware", "Default firmware version for most users").getButton());
             JComponent updateHelp = ProgramSelector.createHelpButton();
 
+            JLabel comp = binaryModificationControl();
+            realHardwarePanel.add(comp, "right, wrap");
             realHardwarePanel.add(updateHelp, "right, wrap");
 
             // st-link is pretty advanced use-case, real humans do not have st-link as of 2021
@@ -223,6 +227,12 @@ public class StartupFrame {
         }
     }
 
+    private static @NotNull JLabel binaryModificationControl() {
+        long binaryModificationTimestamp = MaintenanceUtil.getBinaryModificationTimestamp();
+        String fileTimestampText = binaryModificationTimestamp == 0 ? "firmware file not found" : new Date(binaryModificationTimestamp).toString();
+        return new JLabel(fileTimestampText);
+    }
+
     private void applyKnownPorts(SerialPortScanner.AvailableHardware currentHardware) {
         List<SerialPortScanner.PortResult> ports = currentHardware.getKnownPorts();
         log.info("Rendering available ports: " + ports);
diff --git a/java_console/ui/src/main/java/com/rusefi/maintenance/MaintenanceUtil.java b/java_console/ui/src/main/java/com/rusefi/maintenance/MaintenanceUtil.java
index 4acead4f69..ca263b5a7f 100644
--- a/java_console/ui/src/main/java/com/rusefi/maintenance/MaintenanceUtil.java
+++ b/java_console/ui/src/main/java/com/rusefi/maintenance/MaintenanceUtil.java
@@ -1,7 +1,10 @@
 package com.rusefi.maintenance;
 
+import com.rusefi.core.FindFileHelper;
 import com.rusefi.io.UpdateOperationCallbacks;
 
+import java.io.File;
+
 import static com.rusefi.Launcher.INPUT_FILES_PATH;
 
 public class MaintenanceUtil {
@@ -27,4 +30,9 @@ public class MaintenanceUtil {
     public static boolean detectPcan(UpdateOperationCallbacks wnd) {
         return detectDevice(wnd, WMIC_PCAN_QUERY_COMMAND, "PCAN");
     }
+
+    public static long getBinaryModificationTimestamp() {
+        String fileName = FindFileHelper.isObfuscated() ? FindFileHelper.findSrecFile() : FIRMWARE_BIN_FILE;
+        return new File(fileName).lastModified();
+    }
 }