To use operaVPN on iOS for secure browsing,follow these steps:

1. Download the App: Install the operaVPN iOS version on your device. This can be found on the App Store or through the browser's VPN app store.

2. Access the Website: Open operaVPN and browse the internet. Most websites block the VPN, so you can access them normally.

3. Enable VPN: To block trackers, enable the "VPN" feature. This allows you to control which websites are accessed and which trackers are blocked.

4. Adjust Privacy Settings: Customize your privacy settings if needed. This can be found in the privacy settings section of the app. Ensure your preferences align with your privacy goals.

5. Test Your Experience: Test operaVPN on specific websites to observe how it behaves. Check if it automatically protects your data or if you need to use additional browser settings.

6. Check Device Compatibility: Ensure the supported browsers are compatible with your iOS device. Some browsers may block the VPN, so consider using alternative browsers for accessing websites.

7. Consider Security: Review reviews and test the VPN with known threats to assess its security performance.

8. Compare Pricing: Check subscription plans to determine if operaVPN fits your needs, considering both cost and security features.

9. Remove VPN: After usage, remove the VPN. Navigate back to the settings and unblock the VPN if needed.

By following these steps, you can effectively use operaVPN on iOS for secure browsing, ensuring a smooth and private browsing experience.