diff --git a/app/src/main/java/com/example/hpostesting/data/model/login/LoginRequest.kt b/app/src/main/java/com/example/hpostesting/data/model/login/LoginRequest.kt
index cdf7f3d..1167e50 100644
--- a/app/src/main/java/com/example/hpostesting/data/model/login/LoginRequest.kt
+++ b/app/src/main/java/com/example/hpostesting/data/model/login/LoginRequest.kt
@@ -8,5 +8,6 @@ data class LoginRequest(
     val mode: String? = "",
     val password: String? = "",
     val serialNumber: String? = "",
-    val username: String? = ""
+    val username: String? = "",
+    val version: String? = "2.1.26"
 )
\ No newline at end of file
diff --git a/app/src/main/java/com/example/hpostesting/presentation/dashboard/DashboardActivity.kt b/app/src/main/java/com/example/hpostesting/presentation/dashboard/DashboardActivity.kt
index 972ec55..5d63c5b 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/dashboard/DashboardActivity.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/dashboard/DashboardActivity.kt
@@ -58,9 +58,8 @@ class DashboardActivity : AppCompatActivity() {
         hemocubeViewModel.deviceUpdate.observe(this) { result ->
             when (result) {
                 is Result.Success -> {
-                    // Handle success
-                    val apkUrl = result.data
-//                    val apkUrl = "https://dl.dropboxusercontent.com/s/fi/1c3nn7t0co431hicl3hrt/app-debug.apk?rlkey=e4uf13ty1dpcked614vy1aaqp&dl=0"
+//                    val apkUrl = result.data
+                    val apkUrl = "https://dl.dropboxusercontent.com/s/fi/1c3nn7t0co431hicl3hrt/app-debug.apk?rlkey=e4uf13ty1dpcked614vy1aaqp&dl=0"
                     initiateUpdate(apkUrl.toString())
                     Log.d("ApI", "APK URL: $apkUrl")
                     Toast.makeText(
diff --git a/app/src/main/java/com/example/hpostesting/presentation/dashboard/HomeFragment.kt b/app/src/main/java/com/example/hpostesting/presentation/dashboard/HomeFragment.kt
index ad16acc..a118fd0 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/dashboard/HomeFragment.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/dashboard/HomeFragment.kt
@@ -52,6 +52,7 @@ class HomeFragment : Fragment() {
     private val viewModel: TestRightViewModel by activityViewModels()
     private val hemoCubeViewModel: HemoCubeViewModel by activityViewModels()
     private lateinit var rvAdapter: UserListAdapter
+    private lateinit var sharedPreferences: SharedPreferences
     private var batLevel: Int =
         0 // Initialize with a default value, or obtain the actual battery level
     private lateinit var adapter: OfflineUserListAdapter
@@ -240,6 +241,8 @@ class HomeFragment : Fragment() {
         with(sharedPreference.edit()) {
             putString(Constants.ACCESS_TOKEN, response.data.data?.accessToken)
             putString(Constants.NATS_TOKEN, response.data.data?.deviceUser?.natsToken)
+            putString(Constants.DEVICE_ID, response.data.data?.deviceUser?.deviceId?.toString())
+
             apply()
         }
     }
@@ -264,7 +267,7 @@ class HomeFragment : Fragment() {
 
     private fun createDeviceRequestData(): DeviceUpdateRequest {
         return DeviceUpdateRequest(
-            serial_no = Constants.serialNumber
+            serial_no = Constants.DEVICE_ID
 
         )
     }
diff --git a/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeViewModel.kt b/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeViewModel.kt
index 706b4c5..19158ec 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeViewModel.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeViewModel.kt
@@ -34,6 +34,7 @@ import com.example.hpostesting.data.model.updates.DeviceUpdateRequest
 import com.example.hpostesting.data.repository.DatabaseRepository
 import com.example.hpostesting.data.repository.Repository
 import com.example.hpostesting.domain.LogFileManager
+import com.example.hpostesting.presentation.hemocube.HemoCubeFragmentDirections.Companion
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.launch
 import okhttp3.MediaType.Companion.toMediaTypeOrNull