To resolve the AOL IMAP not working on your Microsoft Outlook email client, perform the instructions mentioned below.
Step 1: Ensure that the entered server settings are correct.
Step 2: The server settings are provided here for your reference.
Step 3: Incoming Mail Server - imap.aol.com
Step 4: Outgoing Mail Server - smtp.aol.com
Step 5: The domain name of the AOL account should be @aol.com.
Step 6: Port for the incoming mail server (IMAP) - 993
Step 7: Port for the outgoing mail server (SMTP) - 465 or 587
Step 8: If all the server settings are correct, delete the existing AOL email account from the Microsoft Outlook application.
More information about AOL mail login page - https://www.theemailhelpline.com/aol-com-email-login/