diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiCoordinator.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiCoordinator.java
index cd3b47c15..5617ce1a0 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiCoordinator.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiCoordinator.java
@@ -443,6 +443,7 @@ public abstract class XiaomiCoordinator extends AbstractBLEDeviceCoordinator {
         if (supports(device, FEAT_DEVICE_ACTIONS)) {
             settings.add(R.xml.devicesettings_device_actions);
         }
+        settings.add(R.xml.devicesettings_phone_silent_mode);
 
         //
         // Developer
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiSettingsCustomizer.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiSettingsCustomizer.java
index af198707c..71c6a25dd 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiSettingsCustomizer.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/XiaomiSettingsCustomizer.java
@@ -54,7 +54,8 @@ public class XiaomiSettingsCustomizer implements DeviceSpecificSettingsCustomize
         hidePrefIfNoneVisible(handler, "pref_header_other", Arrays.asList(
                 "pref_contacts",
                 "camera_remote",
-                "screen_events_forwarding"
+                "screen_events_forwarding",
+                "phone_silent_mode"
         ));
     }
 
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiSystemService.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiSystemService.java
index 7557b490e..2be56f7d0 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiSystemService.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiSystemService.java
@@ -56,6 +56,7 @@ import nodomain.freeyourgadget.gadgetbridge.util.CheckSums;
 import nodomain.freeyourgadget.gadgetbridge.util.GB;
 import nodomain.freeyourgadget.gadgetbridge.util.GBPrefs;
 import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
+import nodomain.freeyourgadget.gadgetbridge.util.SilentMode;
 import nodomain.freeyourgadget.gadgetbridge.util.StringUtils;
 
 public class XiaomiSystemService extends AbstractXiaomiService implements XiaomiDataUploadService.Callback {
@@ -83,6 +84,9 @@ public class XiaomiSystemService extends AbstractXiaomiService implements Xiaomi
     public static final int CMD_DISPLAY_ITEMS_GET = 29;
     public static final int CMD_DISPLAY_ITEMS_SET = 30;
     public static final int CMD_MISC_SETTING_SET_FROM_BAND = 42;
+    public static final int CMD_SILENT_MODE_GET = 43;
+    public static final int CMD_SILENT_MODE_SET_FROM_PHONE = 44;
+    public static final int CMD_SILENT_MODE_SET_FROM_WATCH = 45;
     public static final int CMD_DEVICE_STATE_GET = 78;
     public static final int CMD_DEVICE_STATE = 79;
 
@@ -158,6 +162,12 @@ public class XiaomiSystemService extends AbstractXiaomiService implements Xiaomi
             case CMD_MISC_SETTING_SET_FROM_BAND:
                 handleMiscSettingSet(cmd.getSystem().getMiscSettingSet());
                 return;
+            case CMD_SILENT_MODE_GET:
+                handlePhoneSilentModeGet();
+                return;
+            case CMD_SILENT_MODE_SET_FROM_WATCH:
+                handlePhoneSilentModeSet(cmd.getSystem().getPhoneSilentModeSet());
+                return;
             case CMD_DEVICE_STATE_GET:
                 handleBasicDeviceState(cmd.getSystem().hasBasicDeviceState()
                         ? cmd.getSystem().getBasicDeviceState()
@@ -634,6 +644,33 @@ public class XiaomiSystemService extends AbstractXiaomiService implements Xiaomi
         currentSleepDetectionState = newState;
     }
 
+    public void handlePhoneSilentModeGet() {
+        LOG.debug("Watch requested phone silent mode");
+        sendPhoneSilentMode(SilentMode.isPhoneInSilenceMode(getSupport().getDevice().getAddress()));
+    }
+
+    public void handlePhoneSilentModeSet(final XiaomiProto.PhoneSilentModeSet phoneSilentModeSet) {
+        final boolean silent = phoneSilentModeSet.getPhoneSilentMode().getSilent();
+
+        LOG.debug("Set phone silent mode = {}", silent);
+        SilentMode.setPhoneSilentMode(getSupport().getDevice().getAddress(), silent);
+    }
+
+    private void sendPhoneSilentMode(final boolean enabled) {
+        getSupport().sendCommand(
+                "send phone silent mode = " + enabled,
+                XiaomiProto.Command.newBuilder()
+                        .setType(COMMAND_TYPE)
+                        .setSubtype(CMD_SILENT_MODE_SET_FROM_PHONE)
+                        .setSystem(XiaomiProto.System.newBuilder().setPhoneSilentModeSet(
+                                XiaomiProto.PhoneSilentModeSet.newBuilder().setPhoneSilentMode(
+                                        XiaomiProto.PhoneSilentMode.newBuilder().setSilent(enabled)
+                                )
+                        ))
+                        .build()
+        );
+    }
+
     public void handleBasicDeviceState(XiaomiProto.BasicDeviceState deviceState) {
         LOG.debug("Got basic device state: {}", deviceState);
 
diff --git a/app/src/main/proto/xiaomi.proto b/app/src/main/proto/xiaomi.proto
index 888b430f8..2a6d6796f 100644
--- a/app/src/main/proto/xiaomi.proto
+++ b/app/src/main/proto/xiaomi.proto
@@ -117,6 +117,12 @@ message System {
   // 2, 15
   optional MiscSettingSet miscSettingSet = 35;
 
+  // 2, 43
+  optional PhoneSilentModeGet phoneSilentModeGet = 36;
+
+  // 2, 44 returning to watch, 2, 45 setting from watch
+  optional PhoneSilentModeSet phoneSilentModeSet = 37;
+
   // 2, 46
   optional VibrationPatterns vibrationPatterns = 38;
 
@@ -298,6 +304,18 @@ message Password {
   optional uint32 unknown3 = 3; // 0 when set on ret
 }
 
+message PhoneSilentModeGet {
+  optional uint32 unknown1 = 1; // 1
+}
+
+message PhoneSilentModeSet {
+  optional PhoneSilentMode phoneSilentMode = 1;
+}
+
+message PhoneSilentMode {
+  optional bool silent = 1;
+}
+
 message VibrationPatterns {
   repeated VibrationNotificationType notificationType = 1;
   optional uint32 unknown2 = 2; // 50, max patterns?