Because we are all tired of your scroll wheel clicking. This instructable will guide you through making your computer experience much better.
Step 1: Open Your Mouse
Locate the screws on the bottom of your mouse and unscrew them. This will probably take a jewelers screwdriver, since they are pretty small screws. Pull up on the back of the mouse, and pull back. It is not necessary to force. There are tabs in this stock Dell one, that force you to pull back rather than immediately out.