кнопка-перемикач(" A button control within a graphical user interface that when clicked remains "down" (appearing to be pressed) until it is clicked again. It can display either text or a picture, and can be standalone or part of an option group.")
озвучування переключення режимів клавіатури(A feature that sets your keyboard to beep when one of the locking keys (CAPS LOCK, NUM LOCK, or SCROLL LOCK) is turned on or off)