Step 1. Open the Installer
Locate the installer file and double click to open.
Step 2. Click 'Yes' or 'Run'
Authorize the installer using the security dialog.
Also this amazing iPhone Ringtone Maker can help users manage the iPhone ringtones. For instance, users can rename and delete the ringtones. Also you can export the iPhone ringtones to computer, iTunes and even other iPhone devices. This software is fully compatible with the new iOS 5.1.