diff --git a/app/src/main/java/com/example/hpostesting/presentation/adapter/UserListAdapter.kt b/app/src/main/java/com/example/hpostesting/presentation/adapter/UserListAdapter.kt
index 14d2cdc..aadcc8f 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/adapter/UserListAdapter.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/adapter/UserListAdapter.kt
@@ -243,8 +243,6 @@ class UserListAdapter(
         }
     }
 
-
-
     private fun isBetween15And30Minutes(createdAt: String): Long {
         val formatter = SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
         val createdAtDate: Date = formatter.parse(createdAt)!!
diff --git a/app/src/main/java/com/example/hpostesting/presentation/deviceinfo/DeviceActivity.kt b/app/src/main/java/com/example/hpostesting/presentation/deviceinfo/DeviceActivity.kt
index 205bb0e..a5d1de8 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/deviceinfo/DeviceActivity.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/deviceinfo/DeviceActivity.kt
@@ -34,6 +34,8 @@ import dagger.hilt.android.AndroidEntryPoint
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.ActivityCalibrationBinding
 import `in`.sminnovations.hpostesting.databinding.ActivityDeviceBinding
+
+@Suppress("MemberVisibilityCanBePrivate")
 @AndroidEntryPoint
 class DeviceActivity : AppCompatActivity() {
     private lateinit var binding: ActivityDeviceBinding
@@ -110,6 +112,7 @@ class DeviceActivity : AppCompatActivity() {
             }
         }
     }
+
     open fun connectUsb(permissionGranted: Boolean) {
         Log.d(TAG, "connectUsb() called, permission variable = $permissionGranted")
         val manager = getSystemService(Context.USB_SERVICE) as UsbManager
@@ -125,12 +128,9 @@ class DeviceActivity : AppCompatActivity() {
             } else {
                 setupService()
             }
-
-
         }
     }
 
-
     fun onErrorReported(msg: String) {
         Toast.makeText(this, msg, Toast.LENGTH_SHORT).show()
         if (!isFinishing) onBackPressed()
@@ -142,6 +142,7 @@ class DeviceActivity : AppCompatActivity() {
         supportFragmentManager.beginTransaction().replace(binding.fgDevice.id, DeviceFragment())
             .commit()
     }
+
     @SuppressLint("MutableImplicitPendingIntent")
     private fun requestUserPermission(manager: UsbManager, device: UsbDevice) {
         val mPendingIntent: PendingIntent
@@ -163,7 +164,6 @@ class DeviceActivity : AppCompatActivity() {
         manager.requestPermission(device, mPendingIntent)
     }
 
-
     fun setupService() {
         val intent = Intent(this, UsbService::class.java)
         bindService(intent, connection, Context.BIND_AUTO_CREATE)
diff --git a/app/src/main/java/com/example/hpostesting/presentation/deviceprovision/DeviceProvisionActivity.kt b/app/src/main/java/com/example/hpostesting/presentation/deviceprovision/DeviceProvisionActivity.kt
index aae6d13..4509bb1 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/deviceprovision/DeviceProvisionActivity.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/deviceprovision/DeviceProvisionActivity.kt
@@ -62,7 +62,6 @@ class DeviceProvisionActivity : AppCompatActivity() {
         }
     }
 
-
     private val connection = object : ServiceConnection {
         override fun onServiceConnected(className: ComponentName, service: IBinder) {
             val binder = service as UsbService.UsbServiceBinder
diff --git a/app/src/main/java/com/example/hpostesting/presentation/diagnostics/DiagnosticsActivity.kt b/app/src/main/java/com/example/hpostesting/presentation/diagnostics/DiagnosticsActivity.kt
index 25b41b4..8514b62 100644
--- a/app/src/main/java/com/example/hpostesting/presentation/diagnostics/DiagnosticsActivity.kt
+++ b/app/src/main/java/com/example/hpostesting/presentation/diagnostics/DiagnosticsActivity.kt
@@ -1,5 +1,6 @@
 package com.example.hpostesting.presentation.diagnostics
 
+import android.annotation.SuppressLint
 import android.app.PendingIntent
 import android.content.BroadcastReceiver
 import android.content.ComponentName
@@ -31,6 +32,7 @@ import dagger.hilt.android.AndroidEntryPoint
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.ActivityDiagnosticsBinding
 
+@Suppress("MemberVisibilityCanBePrivate")
 @AndroidEntryPoint
 class DiagnosticsActivity : AppCompatActivity() {
     private lateinit var binding: ActivityDiagnosticsBinding
@@ -141,6 +143,7 @@ class DiagnosticsActivity : AppCompatActivity() {
             .commit()
     }
 
+    @SuppressLint("MutableImplicitPendingIntent")
     private fun requestUserPermission(manager: UsbManager, device: UsbDevice) {
         val mPendingIntent: PendingIntent
         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.S) {