You can keep the notification area uncluttered by hiding icons that you have not clicked recently. As you can see in the below image, there are so many icons occupying the space of the taskbar. You can save your taskbar space by changing in the taskbar properties.
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Follow the step to enable or disable this feature—
Right click on the Taskbar–click on the Properties—Taskbar tab–check box Hide Inactive Icons button–Apply—Ok
You can also show or hide individual icons by clicking customize button. After enable this feature, your taskbar notification area will be look like as shown in the below image.