To set up Proton VPN on your computer,follow these organized steps:

1. Download Proton VPN: Visit the Proton website and sign in with your email or use a username/password. Download the latest version of the Proton VPN app.

2. Create a Proton Account: If you haven't already, sign up for a Proton account. Use your email or username/password.

3. Log In: Open the Proton account and log in with your credentials.

4. Disable Ads: In Proton's settings, locate the "Ad" section and disable ads to avoid being caught on unwanted ads.

5. Select VPN Service: Go to the "Browsing Settings" and choose "Proton Express" as your default search engine.

6. Configure Custom Domain: Add a custom domain name to your browsing session, such as "mywebsite.com."

7. Set Account Settings: Navigate to "Account Settings," choose Proton Express, and review your settings, including username, password, and custom domain.

8. Test Your Experience: Search for a site, such as "How to join Proton VPN," and check the response. Turn off ads if available, and use the browser's settings to ensure Proton Express is working smoothly.

9. Verify Security: Check for any security alerts or warnings that might appear with Proton Express use. Ensure your browsing environment is secure and free from ads.

By following these steps, you should have a secure browsing experience using Proton Express.