There are the basic steps for Aol mail login:

1. From any browser, go to www.mail.aol.com
2. From there, navigate to the top-right corner.
3. Tap on the Join/ login option.
4. On the login page, enter your username and tap "Next."
5. Then, enter your password and click "Next" again.
Visit AOL mail login site
Now you can see the ‘Sign In’ page of AOL mail.
If you are a returning user, enter your username, email address or mobile number that you used while creating your AOL account. If you are a new user, click ‘Create an account'.
Press the ‘Next’ button.
Enter your password on the next page.
Now, you can see your AOL home screen.
Hope this helps.
Regards,
Bruce