Hide Search, Cortana, and Task View from Taskbar in Windows 10

How to Hide Search, Cortana, and Task View Buttons from Taskbar in Windows 10

Windows 10 comes with an updated taskbar experience that includes a search box, a Cortana icon, and a Task View button enabled on the taskbar. They look like any other regular pinned app, but have no context menu. It is possible to hide or show them. By hiding these controls, you will extra space for running app buttons.

Switch App Windows Directly in Windows 10 Taskbar Without Clicking on Thumbnails

How To Switch App Windows Directly in Windows 10 Taskbar Without Clicking on Thumbnails

In Windows 10, the taskbar button grouping feature is turned on by default. In this mode, clicking on a group button makes it show a list of window thumbnails. You can make  the taskbar switch to the last active program window in the group with a single click.