Re-install the software with a newly-downloaded file.
Uninstall other third-party software.
Change the port to IMAP-993-SSL SMTP-465-SSL.
Change the server settings to Incoming mail server (IMAP): imap.aol.com Outgoing mail server (SMTP): smtp.aol.com.
Select the protocol Imap.
Try to remove infected files by scanning through antivirus.
Check your hard disk is working well if not replaced with a brand new one.
Still AOL Desktop Gold Won’t Open
Read our AOL Desktop Gold Won’t open guide. For all Aol desktop gold problems read this one.