diff --git a/SM2OutputDeviceManager.py b/SM2OutputDeviceManager.py
index 99dc8a4..a80c483 100644
--- a/SM2OutputDeviceManager.py
+++ b/SM2OutputDeviceManager.py
@@ -117,7 +117,7 @@ def __init__(self, device_id, address, properties={}):
 
         self.connectionStateChanged.connect(self._onConnectionStateChanged)
 
-        self._progress = PrintJobUploadProgressMessage()
+        self._progress = PrintJobUploadProgressMessage(self)
         self._need_auth = PrintJobNeedAuthMessage(self)
 
     def _setInterface(self):
@@ -264,7 +264,7 @@ def checkAndStartUpload(self):
 
 
 class PrintJobUploadProgressMessage(Message):
-    def __init__(self):
+    def __init__(self, device):
         super().__init__(
             title = "Sending Print Job",
             text = "Uploading print job to printer:",
@@ -273,6 +273,12 @@ def __init__(self):
             dismissable = False,
             use_inactivity_timer = False
         )
+        self._device = device
+        self._gTimer = QTimer()
+        self._gTimer.setInterval(3 * 1000)
+        self._gTimer.timeout.connect(lambda: self._heartbeat())
+        self.inactivityTimerStart.connect(self._startTimer)
+        self.inactivityTimerStop.connect(self._stopTimer)
 
     def show(self):
         self.setProgress(0)
@@ -283,6 +289,17 @@ def update(self, percentage: int) -> None:
             super().show()
         self.setProgress(percentage)
 
+    def _heartbeat(self):
+        self._device.check_status()
+
+    def _startTimer(self):
+        if self._gTimer and not self._gTimer.isActive():
+            self._gTimer.start()
+
+    def _stopTimer(self):
+        if self._gTimer and self._gTimer.isActive():
+            self._gTimer.stop()
+
 
 class PrintJobNeedAuthMessage(Message):
     def __init__(self, device) -> None:
diff --git a/plugin.json b/plugin.json
index 2466dcd..3c57976 100644
--- a/plugin.json
+++ b/plugin.json
@@ -1,8 +1,8 @@
 {
     "name": "Snapmaker 2.0 Connection",
     "author": "https://github.com/macdylan",
-    "version": "0.1",
+    "version": "4.0.0",
     "api": 6,
-    "supported_sdk_versions": ["6.0.0", "7.0.0"],
+    "supported_sdk_versions": ["6.0.0", "6.1.0", "6.2.0", "6.3.0", "7.0.0", "7.1.0", "7.2.0", "7.3.0", "7.4.0", "7.5.0"],
     "description": "Output Device plugin for Snapmaker 2.0"
 }