Please carry out the following steps now:
Open up the Mail app first, and then click on the "Mail" menu at the very top-left, and select "Preferences".
Next, click on the "Accounts" tab at the top, and then update your new AOL password ***** the "Password" field.
Next, click on the up/down arrows next to "Outgoing Mail Server (SMTP)", and select "Edit SMTP Server List".
Next, click on the "Advanced" tab, and then update your new password ***** as well. Click OK.
Finally, close out the Accounts window; it will prompt you to save changes: click Save. This should do it.
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