Sticky keys is a feature of some versions of Microsoft Windows. It is an accessibility feature to aid handicapped users. Sticky keys allows the user to press a modifier key, such as Shift, Ctrl, Alt, or the Windows logo key, and have it remain active until another key is pressed. It is activated by pressing the shift key 5 times in sequence or by holding down a modifier key for longer than 5 seconds. When sticky keys is activate, a beep is sounded whenever the shift key is pressed henceforth.
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