The error imap.aol.com is not responding usually appears when your AOL Mail app or email client fails to connect to AOL’s IMAP server. This can happen due to incorrect server settings, poor internet connection, outdated app versions, or temporary server issues. Updating your settings and ensuring a stable connection often resolves the problem. https://www.emailsupport.us/blog/imap-aol-com-is-not-responding/