diff --git a/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt b/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt
index 99f4d38..a5e10be 100644
--- a/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt
+++ b/app/src/main/java/com/example/hpostesting/data/dao/MyDataBase.kt
@@ -10,7 +10,7 @@ import com.example.hpostesting.data.model.patient.UserData
 
 @Database(
     entities = [UserData::class, HemoCubeTestData::class, DeviceData::class, BufferCheckData::class],
-    version = 27,
+    version = 28,
     exportSchema = false
 )
 @TypeConverters(Converters::class)
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 012e0f3..f793da3 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
@@ -53,6 +53,7 @@ open interface IDataCollector: NatsMessageCallback {
 class DashboardActivity : AppCompatActivity(), IDataCollector {
 
     val TAG = "DashboardActivity"
+    private var isRegistered = false
     private lateinit var appBarConfiguration: AppBarConfiguration
     private lateinit var binding: ActivityDashboardBinding
     lateinit var sharedPreferences: SharedPreferences
@@ -170,7 +171,11 @@ class DashboardActivity : AppCompatActivity(), IDataCollector {
 
         // Register a BroadcastReceiver to receive the download complete event
         val filter = IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE)
-        registerReceiver(downloadReceiver, filter)
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            isRegistered = true
+            registerReceiver(downloadReceiver, filter, RECEIVER_EXPORTED)
+        }
     }
     private fun extractApkUrl(responseBody: ResponseBody): String {
         return responseBody.string()
@@ -214,8 +219,14 @@ class DashboardActivity : AppCompatActivity(), IDataCollector {
     }
 
     override fun onDestroy() {
+        if(isRegistered) {
+            try {
+                unregisterReceiver(downloadReceiver)
+            } catch (e: Exception) {
+                Log.d("HomeFragment", e.toString())
+            }
+        }
         super.onDestroy()
-        unregisterReceiver(downloadReceiver)
     }
 
     override fun onResume() {
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 cc4d979..764d1d2 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
@@ -6,12 +6,14 @@ import android.app.DownloadManager
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Context.BATTERY_SERVICE
+import android.content.Context.RECEIVER_EXPORTED
 import android.content.DialogInterface
 import android.content.Intent
 import android.content.IntentFilter
 import android.content.SharedPreferences
 import android.net.Uri
 import android.os.BatteryManager
+import android.os.Build
 import android.os.Bundle
 import android.util.Base64
 import android.util.Log
@@ -70,6 +72,7 @@ import java.util.zip.ZipInputStream
 
 @AndroidEntryPoint
 class HomeFragment : Fragment() {
+    private var isRegistered = false
     private var downloadId: Long = 0
     private lateinit var binding: FragmentHomeBinding
     private val viewModel: TestRightViewModel by activityViewModels()
@@ -1155,7 +1158,10 @@ class HomeFragment : Fragment() {
 
         // Register a BroadcastReceiver to receive the download complete event
         val filter = IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE)
-        requireActivity().registerReceiver(downloadReceiver, filter)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            isRegistered = true
+            requireActivity().registerReceiver(downloadReceiver, filter, RECEIVER_EXPORTED)
+        }
     }
     private fun extractApkUrl(responseBody: ResponseBody): String {
         return responseBody.string()
@@ -1200,8 +1206,15 @@ class HomeFragment : Fragment() {
     }
 
     override fun onDestroy() {
+        if(isRegistered) {
+            try {
+                requireActivity().unregisterReceiver(downloadReceiver)
+            } catch (e: Exception) {
+                Log.d("HomeFragment", e.toString())
+            }
+        }
         super.onDestroy()
-        requireActivity().unregisterReceiver(downloadReceiver)
+
     }
 
 }
diff --git a/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemocubeActivity.kt b/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemocubeActivity.kt
index ca5edf2..27c27ca 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemocubeActivity.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/hemocube/HemocubeActivity.kt
@@ -11,6 +11,7 @@ import android.content.ServiceConnection
 import android.hardware.usb.UsbDevice
 import android.hardware.usb.UsbDeviceConnection
 import android.hardware.usb.UsbManager
+import android.os.Build
 import android.os.Bundle
 import android.os.IBinder
 import android.util.Log
@@ -142,7 +143,11 @@ open class HemocubeActivity : AppCompatActivity() {
         }
 
         val filter = IntentFilter(Constants.HEMOCUBE_USB_PERMISSION)
-        registerReceiver(broadcastReceiver, filter)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            registerReceiver(broadcastReceiver, filter, RECEIVER_EXPORTED)
+        }else{
+            registerReceiver(broadcastReceiver, filter)
+        }
         manager.requestPermission(device, mPendingIntent)
     }
 
diff --git a/build.gradle b/build.gradle
index ef52576..21a7b54 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,7 +3,7 @@ buildscript {
         kotlin_version = '1.8.21'
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.2.2'
+        classpath 'com.android.tools.build:gradle:8.3.0'
         classpath 'com.google.gms:google-services:4.4.0'
         classpath 'com.google.firebase:firebase-appdistribution-gradle:4.0.1'
     }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index a9f52c5..51a0b68 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Mon Jun 12 17:07:47 IST 2023
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists