diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 9fdb969..7c5c6ee 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -10,6 +10,7 @@
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" android:maxSdkVersion="28"/> <!-- Only required on SDK <= 28 -->
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES"/> <!-- To install packages downloaded through ntfy; craazyy! -->
     <uses-permission android:name="android.permission.SCHEDULE_EXACT_ALARM"/> <!-- To reschedule the websocket retry -->
+    <uses-permission android:name="android.permission.ACCESS_NOTIFICATION_POLICY" /> <!-- To override DND -->
 
     <application
             android:name=".app.Application"
diff --git a/app/src/main/java/io/heckel/ntfy/db/Repository.kt b/app/src/main/java/io/heckel/ntfy/db/Repository.kt
index c2b2b26..3800bde 100644
--- a/app/src/main/java/io/heckel/ntfy/db/Repository.kt
+++ b/app/src/main/java/io/heckel/ntfy/db/Repository.kt
@@ -218,6 +218,11 @@ class Repository(private val sharedPrefs: SharedPreferences, private val databas
         return sharedPrefs.getInt(SHARED_PREFS_MIN_PRIORITY, 1) // 1/low means all priorities
     }
 
+
+    fun getDnsOverridePriority(): Int {
+        return sharedPrefs.getInt(SHARED_PREFS_DND_OVERRIDE_PRIORITY, 5)
+    }
+
     fun getAutoDownloadMaxSize(): Long {
         val defaultValue = if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P) {
             AUTO_DOWNLOAD_NEVER // Need to request permission on older versions
@@ -435,6 +440,7 @@ class Repository(private val sharedPrefs: SharedPreferences, private val databas
         const val SHARED_PREFS_AUTO_RESTART_WORKER_VERSION = "AutoRestartWorkerVersion"
         const val SHARED_PREFS_MUTED_UNTIL_TIMESTAMP = "MutedUntil"
         const val SHARED_PREFS_MIN_PRIORITY = "MinPriority"
+        const val SHARED_PREFS_DND_OVERRIDE_PRIORITY = "DndOverridePriority"
         const val SHARED_PREFS_AUTO_DOWNLOAD_MAX_SIZE = "AutoDownload"
         const val SHARED_PREFS_AUTO_DELETE_SECONDS = "AutoDelete"
         const val SHARED_PREFS_CONNECTION_PROTOCOL = "ConnectionProtocol"
diff --git a/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt b/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt
index f9f758b..2e49294 100644
--- a/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt
+++ b/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt
@@ -1,7 +1,11 @@
 package io.heckel.ntfy.msg
 
-import android.app.*
-import android.content.*
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.app.TaskStackBuilder
+import android.content.Context
+import android.content.Intent
 import android.graphics.BitmapFactory
 import android.media.RingtoneManager
 import android.net.Uri
@@ -10,15 +14,15 @@ import androidx.core.app.NotificationCompat
 import androidx.core.content.ContextCompat
 import io.heckel.ntfy.R
 import io.heckel.ntfy.db.*
-import io.heckel.ntfy.db.Notification
-import io.heckel.ntfy.util.Log
 import io.heckel.ntfy.ui.Colors
 import io.heckel.ntfy.ui.DetailActivity
 import io.heckel.ntfy.ui.MainActivity
 import io.heckel.ntfy.util.*
 
+
 class NotificationService(val context: Context) {
     private val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+    private val repository = Repository.getInstance(context)
 
     fun display(subscription: Subscription, notification: Notification) {
         Log.d(TAG, "Displaying notification $notification")
@@ -218,6 +222,7 @@ class NotificationService(val context: Context) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             // Note: To change a notification channel, you must delete the old one and create a new one!
 
+            val dndOverridePriority = repository.getDnsOverridePriority()
             val pause = 300L
             val channel = when (priority) {
                 1 -> NotificationChannel(CHANNEL_ID_MIN, context.getString(R.string.channel_notifications_min_name), NotificationManager.IMPORTANCE_MIN)
@@ -225,6 +230,7 @@ class NotificationService(val context: Context) {
                 4 -> {
                     val channel = NotificationChannel(CHANNEL_ID_HIGH, context.getString(R.string.channel_notifications_high_name), NotificationManager.IMPORTANCE_HIGH)
                     channel.enableVibration(true)
+                    channel.setBypassDnd(dndOverridePriority >= 4)
                     channel.vibrationPattern = longArrayOf(
                         pause, 100, pause, 100, pause, 100,
                         pause, 2000
@@ -235,6 +241,7 @@ class NotificationService(val context: Context) {
                     val channel = NotificationChannel(CHANNEL_ID_MAX, context.getString(R.string.channel_notifications_max_name), NotificationManager.IMPORTANCE_HIGH) // IMPORTANCE_MAX does not exist
                     channel.enableLights(true)
                     channel.enableVibration(true)
+                    channel.setBypassDnd(dndOverridePriority >= 4)
                     channel.vibrationPattern = longArrayOf(
                         pause, 100, pause, 100, pause, 100,
                         pause, 2000,
diff --git a/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt b/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt
index cf6e554..319958a 100644
--- a/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt
+++ b/app/src/main/java/io/heckel/ntfy/ui/MainActivity.kt
@@ -30,7 +30,6 @@ import io.heckel.ntfy.app.Application
 import io.heckel.ntfy.db.Repository
 import io.heckel.ntfy.db.Subscription
 import io.heckel.ntfy.firebase.FirebaseMessenger
-import io.heckel.ntfy.util.Log
 import io.heckel.ntfy.msg.ApiService
 import io.heckel.ntfy.msg.NotificationDispatcher
 import io.heckel.ntfy.service.SubscriberService
@@ -376,7 +375,9 @@ class MainActivity : AppCompatActivity(), ActionMode.Callback, AddFragment.Subsc
                 true
             }
             R.id.main_menu_docs -> {
-                startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.main_menu_docs_url))))
+                //startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.main_menu_docs_url))))
+                val intent = Intent(Settings.ACTION_NOTIFICATION_POLICY_ACCESS_SETTINGS)
+                startActivity(intent)
                 true
             }
             else -> super.onOptionsItemSelected(item)
diff --git a/app/src/main/java/io/heckel/ntfy/ui/SettingsActivity.kt b/app/src/main/java/io/heckel/ntfy/ui/SettingsActivity.kt
index ac6e241..ee5f564 100644
--- a/app/src/main/java/io/heckel/ntfy/ui/SettingsActivity.kt
+++ b/app/src/main/java/io/heckel/ntfy/ui/SettingsActivity.kt
@@ -2,6 +2,7 @@ package io.heckel.ntfy.ui
 
 import android.Manifest
 import android.app.AlertDialog
+import android.app.NotificationManager
 import android.content.ClipData
 import android.content.ClipboardManager
 import android.content.Context
@@ -120,6 +121,7 @@ class SettingsActivity : AppCompatActivity(), PreferenceFragmentCompat.OnPrefere
     class SettingsFragment : PreferenceFragmentCompat() {
         private lateinit var repository: Repository
         private lateinit var serviceManager: SubscriberServiceManager
+        private lateinit var notificationManager: NotificationManager
         private var autoDownloadSelection = AUTO_DOWNLOAD_SELECTION_NOT_SET
 
         override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
@@ -129,6 +131,7 @@ class SettingsActivity : AppCompatActivity(), PreferenceFragmentCompat.OnPrefere
             repository = Repository.getInstance(requireActivity())
             serviceManager = SubscriberServiceManager(requireActivity())
             autoDownloadSelection = repository.getAutoDownloadMaxSize() // Only used for <= Android P, due to permissions request
+            notificationManager = requireContext().getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
 
             // Important note: We do not use the default shared prefs to store settings. Every
             // preferenceDataStore is overridden to use the repository. This is convenient, because
@@ -200,6 +203,33 @@ class SettingsActivity : AppCompatActivity(), PreferenceFragmentCompat.OnPrefere
                 }
             }
 
+            // DND override priority
+            val dndOverrideEnabled =  Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && notificationManager.isNotificationPolicyAccessGranted
+            val dndOverridePriorityPrefId = context?.getString(R.string.settings_notifications_dnd_override_priority_key) ?: return
+            val dndOverridePriority: ListPreference? = findPreference(minPriorityPrefId)
+            dndOverridePriority?.isVisible = Build.VERSION.SDK_INT >= Build.VERSION_CODES.M
+            dndOverridePriority?.value = repository.getDnsOverridePriority().toString()
+            dndOverridePriority?.preferenceDataStore = object : PreferenceDataStore() {
+                override fun putString(key: String?, value: String?) {
+                    val dndOverridePriorityValue = value?.toIntOrNull() ?:return
+                    //repository.setMinPriority(minPriorityValue)
+                }
+                override fun getString(key: String?, defValue: String?): String {
+                    return repository.getDnsOverridePriority().toString()
+                }
+            }
+            dndOverridePriority?.summaryProvider = Preference.SummaryProvider<ListPreference> { pref ->
+                val priorityValue = pref.value.toIntOrNull() ?: 1 // 1/low means all priorities
+                when (priorityValue) {
+                    1 -> getString(R.string.settings_notifications_min_priority_summary_any)
+                    5 -> getString(R.string.settings_notifications_min_priority_summary_max)
+                    else -> {
+                        val minPriorityString = toPriorityString(requireContext(), priorityValue)
+                        getString(R.string.settings_notifications_min_priority_summary_x_or_higher, priorityValue, minPriorityString)
+                    }
+                }
+            }
+
             // Auto download
             val autoDownloadPrefId = context?.getString(R.string.settings_notifications_auto_download_key) ?: return
             val autoDownload: ListPreference? = findPreference(autoDownloadPrefId)
diff --git a/app/src/main/res/values/values.xml b/app/src/main/res/values/values.xml
index 2dd7d2f..ea36c8b 100644
--- a/app/src/main/res/values/values.xml
+++ b/app/src/main/res/values/values.xml
@@ -15,6 +15,7 @@
     <!-- Settings constants -->
     <string name="settings_notifications_muted_until_key" translatable="false">MutedUntil</string>
     <string name="settings_notifications_min_priority_key" translatable="false">MinPriority</string>
+    <string name="settings_notifications_dnd_override_priority_key" translatable="false">DndOverridePriority</string>
     <string name="settings_notifications_auto_download_key" translatable="false">AutoDownload</string>
     <string name="settings_notifications_auto_delete_key" translatable="false">AutoDelete</string>
     <string name="settings_general_default_base_url_key" translatable="false">DefaultBaseURL</string>