To log into the Atlas VPN website, all you need to do is visit this page, enter the email address of your account, and click the Log in button.
Afterward, open your email inbox. You will receive an email with the subject line: Device sign-in confirmation. Once you open the email, click the Confirm sign-in button.
And that is it! You will be logged in on the same window you use to click the blue Confirm sign-in button.
If you wish to log into the Atlas VPN website on a different window, please copy the sign-in code, attached at the bottom of the letter.
Head back to the Atlas VPN tab where you have entered your email, and click on Or use sign-in code.
Then, paste the sign-in code, click the blue Submit code button, and you will be logged into your account.