The Yahoo! Anti-Spy component of the Yahoo! Toolbar can be uninstalled using "Add/Remove Programs" in the Windows Control Panel. The instructions for finding the Control Panel on the Start Menu differ depending on the version of Windows you are running. Once you are viewing the Control Panel you can uninstall Yahoo! Anti-Spy by following these steps:

1. Click "Add/Remove Programs".
2. Select "CA Yahoo! Anti-Spy".
3. Click "Change/Remove".
4. Follow the instructions from there.

Yahoo! Anti-Spy will be removed when the process is completed.