Read also: How to Fix Start Menu Not Working In Windows 10 This can be simply solved by restarting the application in most cases. In some particular cases though, there is an issue with the app itself which means that it will trigger a notification when there is nothing to display (which means that the app will continue triggering the notification, even after you have opened it). In short, the problem is caused by design issues in Windows that are very easy to solve – you either need to give an app the attention it needs, or you need to configure it to stop notifying you every time it requires your attention. However, this scenario is more common with Windows 8 and previous versions. While this can be simply rectified by closing the notification message each time it pops up, a more permanent solution would be to customize notifications not to display at all. The second reason is that when a notification balloon pops up on your Taskbar, it causes the Taskbar to stay visible until the notification message has been dismissed.For instance, when Windows Defender notifies you about a potential hazard, it will display a small dot on its regular icon which will allow you to know that the app needs your attention. The first reason is that when you have a badge on the system tray icon or when the application requires your attention.