The mouse icon in the Control Panel is the gateway to all things mouselike. There are four pages of properties: Buttons, Pointers, Motion, and Hardware.
This tab offers three useful controls: button configuration, double-click speed, and ClickLock.
Button configuration. If you're left handed (and keep your mouse on the left side of the keyboard), this tab lets you switch the functions of the right and left mouse buttons, so that your index finger naturally rests on the primary button (the one that selects and drags).
Files and Folders.
Double-click speed. Double-clicking isn't a very natural maneuver. For example, if you double-click too slowly, the icon you're trying to open remains stubbornly closed.
Let Windows know what you consider a double-click by adjusting this slider. The left end of the slider bar represents 0.9 seconds, and the right end represents 0.1 seconds. Each time you adjust the slider, you can test your adjustment by double-clicking the jack-in-the-box in the Test area. If the creature pops out, you've successfully double-clicked. If not, adjust the slider again.
If your fondness for the standard Windows arrow cursor begins to wane, you can assert your individuality by choosing a different pointer shape.
Selecting a pointer scheme
Windows has many more cursors than the arrow pointer. At various times, you may also see the hourglass "please wait" cursor, the I-beam cursor (which appears when you're editing text), the little pointing-finger ...