The #SendKeysDelay system variable slows down keystrokes typing and selections in menus.
Used to type not at full speed.
<value>, integer, number in tenths of a second. A time delay of <integer> x 0.2 second is inserted after each keystroke sent by the SendKeys function. It is possible to set a negative value (until -10) in order to speed up the typing. The maximum value is 100.
The default value is 0.