Change mouse settings
Open Mouse Properties by clicking the Start button The Start button, and then clicking Control Panel. In the search box, type mouse, and then click Mouse.
Click the Buttons tab, and then do any of the following:
To swap the functions of the right and left mouse buttons, under Button configuration, select the Switch primary and secondary buttons check box.
To change how quickly you must click the buttons to perform a double-click, under Double-click speed, move the Speed slider toward Slow or Fast.
To turn on ClickLock, which enables you to highlight or drag items without holding down the mouse button, under ClickLock, select the Turn on ClickLock check box.