How to Fix Why is Taskbar Showing Full-screen? It may block out important elements, making it impossible to click on them. The obstructed view of your screen while trying to accomplish certain tasks can be a distraction at best, and a slight setback at worst. The perfect example is a taskbar in full-screen that hinders the user experience. While Windows 10 is the latest version of Microsoft's operating system, even advanced programs have faults of their own. The issue could be caused by poorly configured taskbar settings, generic system errors, or application configuration. This scenario makes it inconvenient to use various fullscreen applications, or even stream media in fullscreen.
A very common problem for Windows 10 users is the taskbar not hiding in full-screen mode.