Both AOL mail and Windows Mail can be synced together. Everyone knows that AOL besides providing many services, also allows you to create an account on the AOL email services. You can have a glance at the steps written below and implement them as it is. This will surely help you to configure the setup.
1. Go to the search bar of your default browser and open Windows mail. Then look for accounts in the Tools menu. Right click on the Add button and then on the E-mail account.
2. You must note that you should have an Internet account before you are setting up your account on Windows mail.
3. Once the Windows mail account has opened, a tab will open. Write your name and your email address which is your username and click on next.
4. Configure the incoming and outgoing server settings:

Incoming Server Settings (POP 3)
Incoming mail server: pop.aol.com
Port Settings- POP3-995-SSL

Outgoing server Settings (POP 3)
Outgoing mail server: smtp.aol.com
Port Settings: SMTP-465-SSL

Incoming Server Settings (IMAP)
Incoming mail server: imap.aol.com
Port Settings: IMAP-993-SSL

Outgoing server settings (IMAP)
Outgoing mail server: smtp.aol.com
Port Settings: SMTP-465-SSL

1. Once you have configured the port and the server settings, click on apply and hit Okay.


2. Then choose the option next at the bottom right corner of the page.


3. A tab will open where you will be required to enter your username and password.


4. Once done, click on the AOL email account that you had created, and then on Properties and Advanced Tab.


5. Apply>Okay>Close.
   This will help you to configure the setup and you will be able to link the accounts together. If you face any difficulty in configuring the server settings, then you can talk to the customer executives at aol email sign in error number and get guided and professional assistance.

Ref:- https://www.email-signin-error.com/aol-email-login.php