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High Contrast can be useful for people who are unable to easily distinguish color contrasts on the screen. A desktop computer usually have some additional buttons, at least the Network button. Because this screenshot is from a Virtual Machine, it shows only two buttons: Power and Ease of Access. You may see more buttons on your computer than what you see in the above screenshot. On the Windows 10 logon screen, clicking the Ease of Access button gives you the following options. For example, they can turn on High Contrast, which turns the default white background of applications into black. Kids often click around with the mouse on their home computer and accidentally turn on some of the Ease of Access options.
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Perhaps the most common scenario why organizations want to remove the Ease of Access button is when Windows 10 computers are configured as kiosks, but individuals and organizations also have other reasons for removing this button. Why You May Want to Remove Ease of Access Button
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