diff --git a/lcl/interfaces/cocoa/cocoa_extra.pas b/lcl/interfaces/cocoa/cocoa_extra.pas
index e9acb84149..11ebee253b 100644
--- a/lcl/interfaces/cocoa/cocoa_extra.pas
+++ b/lcl/interfaces/cocoa/cocoa_extra.pas
@@ -62,7 +62,74 @@ var
   NSPasteboardTypeRuler: NSPasteboardType; cvar; external;
   NSPasteboardTypeSound: NSPasteboardType; cvar; external;
 
+const
+  UNAuthorizationOptionBadge   = 1 shl 0;
+  UNAuthorizationOptionSound   = 1 shl 1;
+  UNAuthorizationOptionAlert   = 1 shl 2;
+  UNAuthorizationOptionCarPlay = 1 shl 3;
+
 type
+  UNNotificationSound = objcclass external (NSObject)
+    class function defaultSound: UNNotificationSound; message 'defaultSound';
+  end;
+
+  UNNotificationContent = objcclass external (NSObject)
+  public
+    function title: NSString; message 'title';
+    function subtitle: NSString; message 'subtitle';
+    function body: NSString; message 'body';
+    function badge: NSNumber; message 'badge';
+    function sound: UNNotificationSound; message 'sound';
+  end;
+
+  UNMutableNotificationContent = objcclass external (UNNotificationContent)
+  public
+    procedure setTitle( newValue: NSString ); message 'setTitle:';
+    procedure setSubtitle( newValue: NSString ); message 'setSubtitle:';
+    procedure setBody( newValue: NSString ); message 'setBody:';
+    procedure setBadge( newValue: NSNumber ); message 'setBadge:';
+    procedure setSound( newValue: UNNotificationSound ); message 'setSound:';
+  end;
+
+  UNNotificationTrigger = objcclass external (NSObject)
+  public
+    function repeats: ObjCBool; message 'repeats';
+  end;
+
+  UNTimeIntervalNotificationTrigger = objcclass external (UNNotificationTrigger)
+  public
+    class function triggerWithTimeInterval_repeats(
+      timeInterval: NSTimeInterval; repeats_: ObjCBool ): id;
+      message 'triggerWithTimeInterval:repeats:';
+  end;
+
+  UNNotificationRequest = objcclass external (NSObject)
+  public
+    class function requestWithIdentifier_content_trigger(
+      identifier: NSString;
+      content: UNNotificationContent;
+      trigger: UNNotificationTrigger ): id;
+      message 'requestWithIdentifier:content:trigger:';
+    function identifier: NSString; message 'identifier';
+    function content: UNNotificationContent; message 'content';
+    function trigger: UNNotificationTrigger; message 'trigger';
+  end;
+
+  UNAuthorizationOptions = NSUInteger;
+
+  UNUserNotificationCenter = objcclass external (NSObject)
+  public
+    class function currentNotificationCenter: UNUserNotificationCenter;
+      message 'currentNotificationCenter';
+    procedure requestAuthorizationWithOptions_completionHandler(
+      options: UNAuthorizationOptions; completionHandler: OpaqueCBlock = nil );
+      message 'requestAuthorizationWithOptions:completionHandler:';
+    procedure addNotificationRequest_withCompletionHandler(
+      request: UNNotificationRequest;
+      completionHandler: OpaqueCBlock = nil );
+      message 'addNotificationRequest:withCompletionHandler:';
+  end;
+
   NSMenuFix = objccategory external (NSMenu)
     function itemAtIndex(index: NSInteger): NSMenuItem; message 'itemAtIndex:';
   end;
diff --git a/lcl/interfaces/cocoa/cocoatrayicon.inc b/lcl/interfaces/cocoa/cocoatrayicon.inc
index 1af900bf7c..e072b566dc 100644
--- a/lcl/interfaces/cocoa/cocoatrayicon.inc
+++ b/lcl/interfaces/cocoa/cocoatrayicon.inc
@@ -154,15 +154,52 @@ begin
   StatusItemHandle.lclSetTrayIcon(ATrayIcon);
 end;
 
-class function TCocoaWSCustomTrayIcon.ShowBalloonHint(const ATrayIcon: TCustomTrayIcon): Boolean;
+// macOS 10.14+ required
+// APP codesign required
+// codesign --deep --force --verify --verbose --sign '-' 'your.app'
+class function TCocoaWSCustomTrayIcon.newUserNotify(const ATrayIcon: TCustomTrayIcon): Boolean;
+var
+  nc: UNUserNotificationCenter;
+  trigger: UNTimeIntervalNotificationTrigger;
+  message: UNMutableNotificationContent;
+  request: UNNotificationRequest;
+const
+  options: NSInteger = UNAuthorizationOptionAlert or
+                       UNAuthorizationOptionBadge or
+                       UNAuthorizationOptionSound;
+begin
+  Result:= True;
+
+  nc:= UNUserNotificationCenter.currentNotificationCenter;
+  nc.requestAuthorizationWithOptions_completionHandler( options );
+
+  trigger:= UNTimeIntervalNotificationTrigger.triggerWithTimeInterval_repeats(
+    0.01, False);
+
+  message:= UNMutableNotificationContent.new;
+  message.setTitle( StrToNSString(ATrayIcon.BalloonTitle) );
+  message.setBody( StrToNSString(ATrayIcon.BalloonHint) );
+  message.setSound( UNNotificationSound.defaultSound );
+
+  request:= UNNotificationRequest.requestWithIdentifier_content_trigger(
+    NSString.string_, message, trigger );
+
+  nc.addNotificationRequest_withCompletionHandler( request );
+
+  message.release;
+end;
+
+class function TCocoaWSCustomTrayIcon.legacyUserNotify(const ATrayIcon: TCustomTrayIcon): Boolean;
 var
   nc: NSUserNotificationCenter;
   message: NSUserNotification;
 begin
   Result := True;
-  message:= NSUserNotification.alloc.init;
+  message:= NSUserNotification.new;
   message.setTitle( StrToNSString(ATrayIcon.BalloonTitle) );
   message.setInformativeText( StrToNSString(ATrayIcon.BalloonHint) );
+  if NOT NSApplication(NSApp).isActive then
+    message.setSoundName( NSUserNotificationDefaultSoundName );
 
   nc:= NSUserNotificationCenter.defaultUserNotificationCenter;
   if CocoaConfig.CocoaAlwaysPresentNotification then begin
@@ -174,6 +211,14 @@ begin
   message.release;
 end;
 
+class function TCocoaWSCustomTrayIcon.ShowBalloonHint(const ATrayIcon: TCustomTrayIcon): Boolean;
+begin
+  if NSAppKitVersionNumber >= NSAppKitVersionNumber11_0 then
+    Result:= newUserNotify( ATrayIcon )       // APP codesign required
+  else
+    Result:= legacyUserNotify( ATrayIcon );
+end;
+
 class function TCocoaWSCustomTrayIcon.GetPosition(const ATrayIcon: TCustomTrayIcon): TPoint;
 begin
   Result := Point(0, 0);
diff --git a/lcl/interfaces/cocoa/cocoawsextctrls.pas b/lcl/interfaces/cocoa/cocoawsextctrls.pas
index a6a3b085c0..f5fd4a4408 100644
--- a/lcl/interfaces/cocoa/cocoawsextctrls.pas
+++ b/lcl/interfaces/cocoa/cocoawsextctrls.pas
@@ -174,6 +174,9 @@ type
   { TCocoaWSCustomTrayIcon }
 
   TCocoaWSCustomTrayIcon = class(TWSCustomTrayIcon)
+  private
+    class function newUserNotify(const ATrayIcon: TCustomTrayIcon): Boolean;
+    class function legacyUserNotify(const ATrayIcon: TCustomTrayIcon): Boolean;
   published
     class function Hide(const ATrayIcon: TCustomTrayIcon): Boolean; override;
     class function Show(const ATrayIcon: TCustomTrayIcon): Boolean; override;
diff --git a/lcl/interfaces/lcl.lpk b/lcl/interfaces/lcl.lpk
index a36b414196..167df15bdb 100644
--- a/lcl/interfaces/lcl.lpk
+++ b/lcl/interfaces/lcl.lpk
@@ -83,7 +83,7 @@ if TargetOS='darwin' then begin
       +' -framework OpenGL'
       +' ''-dylib_file'' ''/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib:/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib''';
   end else if LCLWidgetType='cocoa' then
-    UsageLinkerOptions := '-framework Cocoa';
+    UsageLinkerOptions := '-framework Cocoa -weak_framework UserNotifications';
 end else if TargetOS='solaris' then begin
   UsageLibraryPath:='/usr/X11R6/lib';
 end;"/>