diff --git a/app/src/main/java/eu/faircode/email/Helper.java b/app/src/main/java/eu/faircode/email/Helper.java
index 211868898b..1bfb191aa1 100644
--- a/app/src/main/java/eu/faircode/email/Helper.java
+++ b/app/src/main/java/eu/faircode/email/Helper.java
@@ -26,6 +26,7 @@ import android.Manifest;
 import android.app.Activity;
 import android.app.ActivityManager;
 import android.app.KeyguardManager;
+import android.app.UiModeManager;
 import android.app.usage.UsageStatsManager;
 import android.content.ActivityNotFoundException;
 import android.content.ComponentName;
@@ -1041,6 +1042,37 @@ public class Helper {
         return (Build.VERSION.SDK_INT > Build.VERSION_CODES.R && false);
     }
 
+    static String getUiModeType(Context context) {
+        try {
+            UiModeManager uimm =
+                    (UiModeManager) context.getSystemService(Context.UI_MODE_SERVICE);
+            int uiModeType = uimm.getCurrentModeType();
+            switch (uiModeType) {
+                case Configuration.UI_MODE_TYPE_UNDEFINED:
+                    return "undefined";
+                case Configuration.UI_MODE_TYPE_NORMAL:
+                    return "normal";
+                case Configuration.UI_MODE_TYPE_DESK:
+                    return "desk";
+                case Configuration.UI_MODE_TYPE_CAR:
+                    return "car";
+                case Configuration.UI_MODE_TYPE_TELEVISION:
+                    return "television";
+                case Configuration.UI_MODE_TYPE_APPLIANCE:
+                    return "applicance";
+                case Configuration.UI_MODE_TYPE_WATCH:
+                    return "watch";
+                case Configuration.UI_MODE_TYPE_VR_HEADSET:
+                    return "vr headset";
+                default:
+                    return Integer.toString(uiModeType);
+            }
+        } catch (Throwable ex) {
+            Log.w(ex);
+            return null;
+        }
+    }
+
     static void reportNoViewer(Context context, Uri uri) {
         reportNoViewer(context, new Intent().setData(uri));
     }
diff --git a/app/src/main/java/eu/faircode/email/Log.java b/app/src/main/java/eu/faircode/email/Log.java
index ee11d90d24..649095dbf0 100644
--- a/app/src/main/java/eu/faircode/email/Log.java
+++ b/app/src/main/java/eu/faircode/email/Log.java
@@ -1761,6 +1761,8 @@ public class Log {
                 .append(" night=").append(Helper.isNight(context))
                 .append("\r\n");
 
+        sb.append(String.format("UI type: %s\r\n", Helper.getUiModeType(context)));
+
         sb.append("ExactAlarms")
                 .append(" can=")
                 .append(AlarmManagerCompatEx.canScheduleExactAlarms(context))