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Accessing Task View To access the new Task View feature in Windows 10, you'll locate and click its button, which is anchored on the Taskbar adjacent to the Start button (Figure A).
Windows 10 now lets you show notification overlays or badges on the taskbar buttons or icons of Windows Store apps. Learn how to enable or disable it.
By default, Windows 10 has the Task View button enabled on the taskbar, to the right of the Search button. (If you don't see it, right-click the taskbar, then click "Show Task View button.") ...
There are several ways to bring up Task View. You can swipe from the left edge of the screen, tap the task view button on the task bar, or press the Windows + Tab keys on the keyboard.
The Task View button appears on the Taskbar, but it can be removed. To remove the button, just right-click on the Taskbar and select the Show Task View button option to remove the check mark.
This will show you all open windows across all virtual desktops. Alternatively, you can click the Task View button on the taskbar, which looks like two overlapping rectangles.