HKCU\Control Panel\Mouse

Data type Range Default value
REG_SZ 100 - 900 (milliseconds in decimal) 500


Specifies the maximum time that can elapse between mouse clicks that is interpreted as a double-click. If the time between clicks exceeds the value of this entry, the clicks are interpreted as single clicks.

Change method

To change the value of this entry, double-click Mouse in Control Panel. Click the Buttons tab and use the Double-click speed slider.