To log in to UltraVPN on Windows, first open the Ultra VPN app.
Next, click the Profile icon. This will get you to the log in screen.
Next, you will be asked to enter your email. Enter the email you use for your Ultra Secure AV account.
The next step is entering your password. If you haven't yet set a password for Ultra Antivirus, please follow the instructions in the article How do I set a password for Ultra Antivirus' products?