diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/MiBandDateConverter.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/MiBandDateConverter.java
index b1b7828d4..e46275d39 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/MiBandDateConverter.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/MiBandDateConverter.java
@@ -58,8 +58,8 @@ public class MiBandDateConverter {
                     value[offset + 5]);
 
             int offsetInHours = MiBandCoordinator.getDeviceTimeOffsetHours(deviceAddress);
-	        if(offsetInHours != 0)
-		        timestamp.add(Calendar.HOUR_OF_DAY,-offsetInHours);
+            if (offsetInHours != 0)
+                timestamp.add(Calendar.HOUR_OF_DAY, -offsetInHours);
 
             return timestamp;
         }
@@ -83,8 +83,8 @@ public class MiBandDateConverter {
 	    // shift to -8, so at 6am the device thinks it's still 10pm
 	    // of the day before.
         int offsetInHours = MiBandCoordinator.getDeviceTimeOffsetHours(deviceAddress);
-	    if(offsetInHours != 0)
-			timestamp.add(Calendar.HOUR_OF_DAY,offsetInHours);
+        if (offsetInHours != 0)
+            timestamp.add(Calendar.HOUR_OF_DAY, offsetInHours);
 
         return new byte[]{
                 (byte) (timestamp.get(Calendar.YEAR) - 2000),
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/GB.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/GB.java
index 820a93f66..f711c58a9 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/GB.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/GB.java
@@ -19,6 +19,9 @@
     along with this program.  If not, see <https://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.util;
 
+import static nodomain.freeyourgadget.gadgetbridge.GBApplication.isRunningOreoOrLater;
+import static nodomain.freeyourgadget.gadgetbridge.model.DeviceService.EXTRA_RECORDED_DATA_TYPES;
+
 import android.app.Activity;
 import android.app.Notification;
 import android.app.NotificationChannel;
@@ -28,12 +31,10 @@ import android.bluetooth.BluetoothAdapter;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
-import android.os.Build;
 import android.os.Handler;
 import android.os.Looper;
 import android.text.Html;
 import android.text.SpannableString;
-import android.util.Log;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
@@ -48,8 +49,6 @@ import org.slf4j.LoggerFactory;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
-import java.nio.ByteBuffer;
-import java.nio.ByteOrder;
 import java.util.Collections;
 import java.util.List;
 
@@ -63,10 +62,6 @@ import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
 import nodomain.freeyourgadget.gadgetbridge.model.ActivityKind;
 import nodomain.freeyourgadget.gadgetbridge.model.DeviceService;
 import nodomain.freeyourgadget.gadgetbridge.service.DeviceCommunicationService;
-import nodomain.freeyourgadget.gadgetbridge.util.GBPrefs;
-
-import static nodomain.freeyourgadget.gadgetbridge.GBApplication.isRunningOreoOrLater;
-import static nodomain.freeyourgadget.gadgetbridge.model.DeviceService.EXTRA_RECORDED_DATA_TYPES;
 
 public class GB {
 
@@ -305,7 +300,11 @@ public class GB {
     public static void notify(int id, @NonNull Notification notification, Context context) {
         createNotificationChannels(context);
 
-        NotificationManagerCompat.from(context).notify(id, notification);
+        try {
+            NotificationManagerCompat.from(context).notify(id, notification);
+        } catch (SecurityException e) {
+            toast(context.getString(R.string.warning_missing_notification_permission), Toast.LENGTH_SHORT, WARN);
+        }
     }
 
     public static void removeNotification(int id, Context context) {
diff --git a/app/src/main/res/drawable/ic_bluetooth_searching.xml b/app/src/main/res/drawable/ic_bluetooth_searching.xml
index 3550ab438..78b9d0861 100644
--- a/app/src/main/res/drawable/ic_bluetooth_searching.xml
+++ b/app/src/main/res/drawable/ic_bluetooth_searching.xml
@@ -3,7 +3,7 @@
     android:height="24dp"
     android:viewportWidth="24"
     android:viewportHeight="24"
-    android:tint="#7E7E7E">
+    android:tint="#7E7E7E"
     android:autoMirrored="true">
   <path
       android:fillColor="@android:color/white"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e147a5b3f..456ff9d08 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -496,8 +496,8 @@
     <string name="zetime_signaling_beep_twice">Beep twice</string>
     <string name="zetime_signaling_vibrate_beep_once">Vibrate and beep once</string>
     <!-- pixoo specific settings -->
-    <string name="clap_hands_to_wakeup_device">Clap hands to turn up screen</string>"
-    <string name="clap_hands_to_wakeup_device_summary">Clapping again will turn off the screen</string>"
+    <string name="clap_hands_to_wakeup_device">Clap hands to turn up screen</string>
+    <string name="clap_hands_to_wakeup_device_summary">Clapping again will turn off the screen</string>
     <string name="pixoo_power_saving_summary">The screen will turn off after the microphone has detected silence for a while</string>
     <!-- Device specific settings -->
     <string name="title_activity_device_specific_settings">Device specific settings</string>
@@ -2677,4 +2677,5 @@
     <string name="pref_force_connection_type_ble_value" translatable="false">BLE</string>
     <string name="pref_force_connection_type_bt_classic_value" translatable="false">BT_CLASSIC</string>
     <string name="activity_info">Activity info</string>
+    <string name="warning_missing_notification_permission">Could not post ongoing notification due to missing permission</string>
 </resources>