1. Open your cell phone's browser.
2. In the address bar, type in the following URL: `http://m.opera.com`.
3. Click on the "Download" button.
4. Follow the instructions on the screen to install Opera Mini 3.
5. Once the installation is complete, open Opera Mini 3.
6. Enter your Opera account details (if you have one) or click on the "Skip" button.
7. Start browsing the web!